1. calculus

The function f is continuous on the closed interval [0,2] and has values that are given in the table below x = 0| 1 | 2 ____________ f(x) = 1| k | 2 The equation f(x) = 1/2 must have at least two solutions in the interval [0,2] if K = ? The answer is 0,

2. Calc 2: Area under the curve

Find the area of the region enclosed between y=2sin(x and y=3cos(x) from x=0 to x=0.4pi Hint: Notice that this region consists of two parts. Notice: I'm getting 1.73762 but apparently that is wrong.

3. Speech

Group communication should be evaluated according to which of the following characteristics? a. Do the group members attain their individual goals? b. Do all members participate in the decision-making process? c. Does the group leader encourage

4. Chemistry

Which of the following compounds is a strong electrolyte? a. C6H12O6 b. C7H14O5 c. C4H8O2 d. NaC2H3O2 e. All of these --- I think it is D but I'm not sure. Also, how do you know if it is a strong or weak acid?

5. math

a bag of marbles can be divided in equal shares among 2,3,4,5, or 6 friends. What is the least number of marbles that the bag could contain?

Tamara borrowed \$6,000 at 6% and ended up paying \$900 in simple interest. For how long was the loan?

7. Physics

Two billiard balls with identical masses and sliding in opposite directions have an elastic head-on collision. Before the collision, each ball has a speed of 20 cm/s. Find the speed of each billiard ball immediately after the collision.

8. precalculus

express the roots of unity in standard form a+bi. 1.) cube roots of unity 2.) fourth roots of unity 3.) sixth roots of unity 4.) square roots of unity

9. Math

The perimeter of rectangle P is 12 feet. The perimeter of rectangle Q is 18 feet. Both rectangles have the same area.Find the area and dimensoin of each rectangle.

10. History- Cold War

Could someone describe how the conflict between the superpowers manifested itself in two of the following regions: Europe, Asia, and Latin America? I am not really sure what it's asking and I don't know how to answer or what to answer. Please help me!

11. Math

Explain how you could estimate 22% of 78 to check if your answer is reasonable.

12. Discrete Math

A factory makes automobile parts. Each part has a code consisting of a letter and three digits, such as C117, O076, or Z920. Last week the factory made 60,000 parts. Prove that there are at least three parts that have the same serial number.

13. statistics

Each person in random sample of 247 male and 253 female working adults living in Calgary, Canada was asked how long, in minutes, his or her typical daily commute was. use the accompanying summary statistics and an appropriate hypothesis test to determine

14. Social Studies: Economics

identify three of your limited resources that you allocate daily

15. chem

A 75.0 mL volume of 0.200 M NH3 (Kb=1.8x10^-5) is titrated with 0.500 M HNO3. Calculate the pH after the addition of 28.0 mL of HNO3.

17. chem

A 75.0 mL volume of 0.200 M NH3 (Kb=1.8x10^-5) is titrated with 0.500 M HNO3. Calculate the pH after the addition of 28.0 mL of HNO3.

18. accounting

Carlton company had assetsof \$280,000 & liabilities of \$120,000 at the beginning of the year and assets of \$400,000 & liabilities of \$140,000 at the end of the year. During the year, the owner invested an additional \$40,000 in the business, and the company

19. physics

A 5.0-kg block at rest on a frictionless surface is acted on by forces F1 = 5.5 N and F2 = 3.5 N. What additional horizontal force will keep the block at rest? Answer: F3 = (-7.6 N)

20. Math

two angles ina triangle measure 24 degrees and 38 degrees. the longest side is 24cm long than the shortest side. how long is the shortest side?

21. english

Explain the personality differences between the adjutant and Lean please help he out just to start out don't get how i am sopose to do this 8. "I suppose," said the adjutant, slowly, "we'd better search his clothes for--things." 9. Lean nodded. Together in

22. physics

An 85.4 kg astronaut is working on the engines of a spaceship that is drifting through space with a constant velocity. The astronaut turns away to look at Earth and several seconds later is 22.4 m behind the ship, at rest relative to the spaceship. The

23. Specific heat

When 1500 joules of energy is lost from 0.12kg object the temperature decreases from 45 to 40 What is the specific heat of this object ? Of what material is the object made?

24. chemistry- can you check my answers?

can you please check my answers?? 9. For the following reaction delta H=2816 kj. 6 CO2(g) + 6 H2O(l) -> C6H12O6(s) + 6O2(g) how is the equilibrium yeild of C6H12O6(s)affected by each of the following? a) increasing pressure of CO2 increase decrease no

25. Geology

Why isn't the land surface of Earth flat after millions of years of erosion by mass wasting as well as by other erosional agents?

26. word problem

james has a metal frame with an 8.32 inch perimeter. If the sides are 0.04 inches thick, what is the perimeter of the inside of the frame? 0.04 x 4 + .16 8.32 - .16 = 8.16 But the book gives an answer of 8. I am not sure what I am doing wrong. Can any one

27. Geology

Describe the effect of shear strength on the following: a.) slope angle b.) orientation of planes of weakness c.) water in soil d.) vegetation Be thorough and THINK!

28. chemistry

our lab experiment was Isolationa nd Identification of the Major Constituent of Clove Oil. We know the major component is Eugenol, but our professor wants us to write the equations for the extraction of eugenol from the distillate with dichloromethane and

29. statistics

suppose you are testing Ho:p=.65 versus Ha: p

30. algebra

^ = exponent **show work please A sheet of 67-pound paper has a thickness of 100^-1 inch. a. write and evaluate an expression for the total thickness of 5 sheets of 67-pound paper b. write and evaluate an expression for the total thickness of 2^3 sheets of

31. PRECALCULUS

find the cube roots of the complex number. 27((cos(11pi/6)) + i(sin(11pi/6))

32. Chemistry :(

How much heat is evolved when 878 kg of ammonia is produced according to the following equation? N2(g) + 3H2(g) 2NH3(g) ΔH = -91.8 kJ

33. statistics

In a study of the effect of college student employment on academic performance, the following summary statistics for GPA were reported for a sample of students who worked and for a sample who did not work.( university of central florida undergraduate

34. accounting

Shott Farm Supplies Corporation purchased 800 shares of General Motors stock at \$50 per share and paid a brokerage fee of \$1,200. Two months later, the shares were sold for \$53 per share. The brokerage fee on the sale was \$1,300. perpare entries for the

35. precalc

express the roots of unity in standard form a+bi. 1.) cube roots of unity 2.) fourth roots of unity 3.) sixth roots of unity 4.) square roots of unity

36. Physics

The engine of a train has a mass of 5x10^4 kg. it can accelerate six railway cars having a total mass of 3x10^5 kg by 0.4 m/s^2 (the 6 railway cars have a combined mass of 3x10^5). what acceleration can the same engine using the same force give to four

37. physics

Search: The drawing shows a collision between two pucks on an air-hockey table. Puck A has a mass of 0.029 kg and is moving along the x axis with a velocity of +5.5 m/s. It makes a collision with puck B, which has a mass of 0.049 kg and is initially at

38. EnGlIsH

Please check for any errors. Correct them and I would appreciate it. Thanks!!! This will confirmed your reservation for a sweet of four rooms on a non-smoking floor for the dates of July 3-July 9. As you requested, we will hold your sweet for your late

39. us history

What was the intent of each of these laws Homestead Act, Pacific Railway Act, Morrill Act

40. Geology

If you were building a house on a cliff, what would you look for to ensure that your house would not be destroyed through mass wasting? Be thorough! Give me AT LEAST two things.

41. physics

Search: The drawing shows a collision between two pucks on an air-hockey table. Puck A has a mass of 0.029 kg and is moving along the x axis with a velocity of +5.5 m/s. It makes a collision with puck B, which has a mass of 0.049 kg and is initially at

42. Speech

Why is it important for group members to be group-oriented?

43. chemistry

what is the complete electron configuration and the abbreviated electron configuration of copper (II) ion? what is the complete electron configuration and the abbreviated electron configuration of bromide ion?

44. Math

A community garden is sectioned off into 12 congruent individual plots with rope as shown in the diagram. Find the total length of rope used. Then find the total length of rope needed if the garden is sectioned off into six congruent rectangles. width-4yd

45. economics

3. Draw a simple T-account for First National Bank which has \$5,000 of deposits, a required reserve ratio of 10 percent, and excess reserves of \$300. Make sure you balance sheet balances

46. Precalculus

fin the product z1 * z2 and quotient z1/z2 using the standard form for z1 and z2. z1 = 2 - 3i and z2 = 1 - sqrt 3i

48. algebra 1

suppose triangle ABC has right angle C. find the measures of the other sides to the nearest whole number. measurement of angle A is 40 BC is 5

49. physics

Search: The drawing shows a collision between two pucks on an air-hockey table. Puck A has a mass of 0.029 kg and is moving along the x axis with a velocity of +5.5 m/s. It makes a collision with puck B, which has a mass of 0.049 kg and is initially at

50. math

Barstucks is making a new coffee blend. The company bought 50lbs. of Kona beans at \$34.95 per lb. and plans to mix these beans with Columbian beans that sell for \$7.99 per lb. wholesale. If Barstucks wants its cost of the blend to be \$11.95 per lb., how

51. Biochemistry 1

1. Many processed foods are labeled "cholesterol free". From what food sources would these foods be made? Animal or Vegetable?

52. Math

Corinne rolls two six-sided number cubes with sides labeled 1-6. What is the probability that she rolls a 6 on both cubes? A. 1/36 B. 1/12 C. 1/6 D. 1/3 I think its A

Lines x and y intersect to form angles 1,2,3, and 4. The measure of angle 3 is (3x - 9) and angle 4 is 111 degrees. Can you help me make a equation I think the equation is 3x-9 + 11 = 180 is this correct

54. English

Select the letter of the sentence in which the mood of the verb is correct in contemporary formal English. A. If she was(underlined) taller, she could be a model. B. It is important that the eggs were(underlined) beaten until they are stiff. C. They

55. math

An average score of 90 or above in a history class receives an A grade. You have scores of 90, 89, and 85 on three exams. Find the range of scores on the fourth exam that will give you an A grade for the course. (Let N stand for your score on the fourth

56. poetry

what form of poetry is an immortality by ezra pound? and are there any poetic devices throgh out the poem? thankss!

57. social studies

Why did the Bourbon democrats believe they should lead the government?

58. History

Describe the social structure and lifestyles of th ... Describe the social structure and lifestyles of the 1960s Counterculture. How did the Vietnam War influence the Counterculture? Do you think there is a counterculture today? Explain your answer.

59. psychology

when kevin started his car in the parking lot, he also turned on the radio to his favorite station. as he enetered the street next to the campus, he turned the radio up due to the increased background noise in the car. entering the highway, he again

60. Alg 2 - Math

need help with hw... Use Gauss-Jordan to solve 3x – 2y + z = 6 3x + y – z = -4 -x + 2y – 2z = -8

In finance department of a certain company, there are twice as many men as women and in the marketing department there are ten more men than women. The number of women in both departments is the same and there are two more workers in finance department

62. Economics

Bridget has a limited income and consumers only wine and cheese; her current consumption choice is four bottles of wine and 10 pounds of cheese. The price of wine is \$10 per bottle and the price of cheese is \$4 per pound. The last bottle of wine added 50

63. optimization

The manager of a large apartment complex knows from experience that 110 units will be occupied if the rent is 322 dollars per month. A market survey suggests that, on the average, one additional unit will remain vacant for each 7 dollar increase in rent.

64. College Algebra

Solve: x^2e^x+x e^x-e^x=0

65. Social St.

What were the African American contributions to the abolitionist movement? What were the different tactics that black abolitionist used to fight slavery?

66. Math

3yd_______________________ 4yd|__|___|___|___|___|___| |__|___|___|___|___|___| A community garden is sectioned off into 12 congruent individual plots with rope as shown in the diagram. Find the total length of rope used. Then find the total length of rope

67. ENGLISH

Please check for any errors. Please make corrections. Thanks!!! Alexandria treasure may have been found after more than three hundred years! The wreckage of a ship believed to be Alexandria has been located off the coast of Florida. The Alexandria

68. Geology

If you were building a house on a cliff, what would you look for to ensure that your house would not be destroyed through mass wasting?

69. math

Today Justin reached 1/11 the age of his mother was when he was born. Today , Justins mother is ------ times as old as Justin.

70. math

There are 283 students in Walley's school and 59 of them are in the sixth grade. What is the approximate percent of student at Walley's school who are in the sixth grade

71. chemistry

The gas phase reaction between nitrogen gas and oxygen gas to give NO gas is an endothermic process since 180.8 kJ of heat energy is absorbed when 1 mol of nitrogen reacts with 1 mol of oxygen. In which direction will the equilibrium be shifted if the

72. math

What is the value of cos 138 if the cosin 42 = 0.7431

The engine of a train has a mass of 5x10^4 kg. it can accelerate six railway cars having a total mass of 3x10^5 kg by 0.4 m/s^2 (the 6 railway cars have a combined mass of 3x10^5). what acceleration can the same engine using the same force give to four

74. math

garph the linear equation 2x+4y=6

Please submit your end-of-year report by December 31 so we can include your accomplishments in our report to the Corporate Offfice due january 20." is it appropriate to give the report due date in this sentence? a. no, ebcause the reader will not believe

76. language arts

figurative language worksheet help! one question is it is as cold as she is as smart as a his backpack was as heavy as a and so on please help me get these answers

77. Psychology

"He is never going to change. He is set in his ways," the client complained. "let's think about it. Does this hurt you or him.?" The therapist is applying: a. behavioural therapy b. a cognitive treatment approach c. psychodynamic therapy d. contingency

78. maths

My kids are stuck on this they've no idea what to do and I can't help them out either! Darren throws a stone from the top of a vertical cliff into the sea below. The trajectory of the stone can be modelled by the quadratic equation y = -(x^2/3)+2x+24 where

79. English comp 2

I have to write a essay on the movie snow walker. a race and Ethnicity essay ..my question is what am I supposed to write about.??

80. FRENCH

Est-ce que tu es sorti(e) le weekend derneir avec tes copains? Non, je ne sortie pas le weekend dernier avec mes copains. I hope I have translated it correct.

81. FRENCH

Est-ce que tu preferes voyager en voiture, en avion ou en train? Je prefere voyager en voiture. Est-ce que tu preferes passer une journee a la campagne ou a la ville? Je prefer passer une journee a la campagne parce ( Please help me think of some

if the average of 6 numbers is 12 then what is the sum? How would you figure this?

83. trig

write each equation in its equivalent logarithmic form 8 7=300

84. math

Find the angle in degree between adjacent sides of the pyramid PQRS. P(4,0,0), Q (4,4,0), R(0, 4,0), S (2, 2, 9). The base of the pyramid is not considered a side.

85. Chemistry

According to Le Chatelier's principle, does the equilibrium shift to the products or reactants when O2 is added to the equilibrium mixture of the following: A. 302(g) - 2O3(g)

86. Sociology

Could someone please let me know if I answered the questions correctly. Thank you. 1) According to Émile Durkheim, religion is: (My choice is a unified system of beliefs and practices relative to sacred things).=D a) a unified system of beliefs and

87. english

Which of the following parts of speech is most often used with a noun to create a descriptive phrase? A. pronoun B. preposition C. averb D. conjunction

88. science nursing

can you help me to enumerate at least 3 major themes or areas of interest or big ideas of nursing field.

89. Algebra

I don't even know where to start with this problem... i'm supposed to simplify it but i don't get how, please help! 12e^x / e^4x I would really appreciate the help, thank you!

90. English

I am in college classes and english has never been my strongest class. So I was wondering if anyone would look over my work and see if it is correct and if not offer suggestions for fixing. Thank you in advance. Each of the following sentences has one

91. physics

A stone is thrown vertically upwards with a velocity 30 ms −1 . If the acceleration due to gravity is 10 ms −2 , what is the distance travelled by the particle during the first second of its motion?

92. Algebra

Belinda had \$50,000 to invest. She invested part of it at 10% and the remainder at 18%. If her income fromt he two investments was \$5,640, then how much did she invest at each rate?

93. Computer

After writing the program of Exercise 17.7, write a simple program to create some test data for checking out the program. Use the following sample account data: Master file Account number Name Balance 100 Alan Jones 348.17 300 Mary Smith 27.19 500 Sam

94. math

The lifetime (In Years) of Manufactured product is Y=5X^0.7, where X has an exponential distribution with mean 1. Find the distribution function of PDF Y.

95. English

Main Street with its two-story brick shops, its story-and-a-half wooden residences, its muddy expanse from concrete walk to walk, its huddle of Fords and lumber-wagons, was too small to absorb her. The broad, straight, unenticing gashes of the streets let

would the sentence "Time is Money!" be a good opening line for a letter urging a group of international business executives to come to an immediate decision about an investment opportunity? a. yes, because then they would realize that a delay could hurt

97. Science

What time of reactions is Silver + gold(III)> silver nitrate + gold

98. statistics

What is the third quartile, Q3, of the following distribution? 27, 18, 20, 21, 29, 33, 12, 14, 34, 10, 16, 21, 22, 24, 26 A. 24 B. 18 C. 27 D. 4 E. 31

99. geometry

The perimeter of a triangle ABC is 58cm.The base of the right triangle is 17 cm. What is th area of the right triangle and how do you figure it out?

100. geometry

Gasoline Containers Mark Russo has two right cylindrical containers for storing gasoline. One has a diameter of 10 in. and a height of 12 in. The other has a diameter of 12 in. and a height of 10 in. a. Which container holds the greater amount of gasoline,

102. pyschology

The Biosocial approach suggests that gender differences are based on: a. the hormone and neurological differences between men and women b. how men and women think about their environment c. the physical ability of men to protect the home and of women to

103. help!

find the POINT on the line 6x+7y-5=0 which is closest to the point (2,2)

104. psychology

Case study method to investigate a mother's experience in raising a child with autism

you are in a group that feels very cohesive, so cohesive that it seems to agree readily at every step of a project, without any lengthy discussion or conflict. sometimes you don't agree with decisions, but you do not say anything. which of the following is

106. ROE

measures the rate of return on the ownership interest (shareholders' equity) of the common stock owners. It measures a firm's efficiency at generating profits from every unit of shareholders' equity (also known as net assets or assets minus liabilities).

107. algebra

***show work evaluate the expression: 7^-6 (-6)^-9 simplify the expression. write your answer using only positive exponents. 4x^-2*-x -2a^0*a^2

108. Statistics

length of time in minutes required to complete exercises is distributed with a mean of 60 minutes and a std. deviation of 8 minutes. what percent will require between 60 and 76 minutes to complete the exercises? what percent of participants will require

109. Discrete Math

Pattern Matching 6. Build the Boyer-Moore last table for the following pattern/alphabet pairs. (a) “giggling”’ {g, I, l, n} (b) “mimimi” , {i, m} (b) ANSWER: i m 6 5 14. Search for the pattern “pie” in the text “pickled peppers”. Create a

110. algebra 2

Two cards are drawn from a standard deck of 52 where the first card is NOT replaced before the second card is drawn. Find the probability that both cards are aces.

111. geometry

A pole makes an 85 degree angle with the ground what is the measure of the angle the pole makes with the vertical?

112. math

the output values in a function table are 7,2,and 9. the rule for the table is x=y/9. what are the (y) input values?

113. Calculus

Gas is escaping a round balloon at2units^2/min.How fast is the surface area shrinking when the radius is 12units?

114. language arts

please help it says fill in the blanks to complete the comparisons 11.it is as cold as-blank 12.she is as smart as-blank 13.his backpack was as heavy as a-blank 14.she is as old as-blank 15.it was as hot as-blank

115. physics

Which phase of matter consists of particles that are locked into place and unable to move past each other?

116. Chemistry

Could someone answer this question, i'd appreciate it. Im stuck on it The C-O-H bond angle is wider in methanol compared to water, and the C-O bond is longer then the OH bond in water due to: A) Steric clashing of methyl C-H's and hydroxyl H. B) Unshared

117. Music

Von Bingen's Play of Virtues is set to which of the following types of music?

118. Geometry

Can some one PLEASE help me figure out how to solve this. Just a formula or hint would be helpful. Thank you!! A 10 ft. ladder is leaning against a building and makes an angle of 65 degrees with the ground. How high above the ground is the top of the

Currently, jobs at the Pelham plant are broken into small individual steps, and a worker is assigned to perform each step in an effort to achieve task efficiency. This technique is known as job:

120. career development

write a small paragraph for each of the following words in a real life seanario, lock-on lock-out, self fulfilling prophecy, goals/goal setting ,garbage in- garbage -out, and sure enough principle

121. Statistics

Discuss how a t Test can be employed in hypothesis testing by the use of directional vs. non directional hypotheses. Discuss types of research where using the t statistic may be an appropriate alternative to using a z-score.

122. math

sue can swim 460 meters in 20 minutes. If she doubles her speed,how many meters will she swim in 7 minutes?

123. MATH

A salesperson makes a flat fee of \$20 per day plus \$8per hour. Which equation or inequality can be used to find h, the number of hours the salesperson will have to work to make more than \$60 for a day's work? F. 20h + 8 = 80 G. 8h + 20 < 60 H. 8h + 20 = 60

124. L.o

Five ways in which the aids impacts on the community

125. english

I think I can answer these questions, but I do not know how to explain my answers in a intelligent way, can anyone help? -=-=-==-=-=-=-=- 1. Which is the "odd one out" in each group, and why? a. The baby's bottle. The nation's struggle. The teacher's

126. FRENCH

Est-ce que tu préferès nager dans une piscine, dans un lac ou dans un océan? Je préfère nager dans une piscine.

127. FRENCH

Comment est-ce que tu vas de ta maison ou de ton appartement à l'école? Je vais de ma maison à l'école en voiture.

128. Math

kelly, angela, pam riding bikes around 3 mile loop. it takes kelly 15 minutes to complete a loop. it takes angela 18 minutes to complete loop. it takes pam 20 minutes to complete a loop. in how many minutes will kelly and angela arrive at the starting

129. Chemistry

Calculate the pH at the following points during the titration of 100.0ml of 0.20 M acetic acid (ka for acetic acid=1.8*10^-5) with 0.10 M sodium hydroxide. 1. Before addition of any base 2. after addition of 30.0 mL of base

130. math

if a radio tower send a signal with a 12-mile radius. will a house that is 10 miles east and 5 miles north of the tower receive the signal i tried the problem, i drew a picture but im not sure of its right because i don't have a compass to make a good

131. Math2

We pour water into a conical container of a radius of 10 cm with a height of 36cm at a rate of 70 cm^3/s. At what velocity does the water level increase when it reaches 12 cm? dh/dt=?

132. Math3

a) A young man measuring 1.89 m. walks at a velocity of 1m/s towards a lamppost which its light is at 4m from the ground. At what velocity does the young man's shadow decrease when he's 10 m away from the lamppost? b) A young girl, standing at the edge of

133. Chemistry

Could someone answer this question, i'd appreciate it. Im stuck on it The C-O-H bond angle is wider in methanol compared to water, and the C-O bond is longer then the OH bond in water due to: A) Steric clashing of methyl C-H's and hydroxyl H. B) Unshared

You ask for feedback on a proposal and are told "I don't believe your claims. Your facts must be wrong." You are confident that your facts are indeed correct. You should: a. write a memo to the proofreader's supervisor before sending the final proposal b.

135. music

Landini's tendency to intersperse occasional melismas in text that was generally syllabic in nature helped to ensure that the music

136. mgt 435

Compare and contrast two organizations within a particular industry and discuss how and why one organization kept pace with comsumer expectations and the other organization did not. I'm not looking for someone to do the work for me but what I am looking

137. maths

how long will it take money to triple itself at 9.5% compound interest and 9.5% simple interest respectively?

138. chemistry

oleum or fuming sulfuric acid available commercially in concentration rnaging from 20 to 99.9% sulfur trioxide. What is the percnet by mass of sulfur trioxide if oleum is expressed as 3H2SO4 5SO3?

139. Chemistry

Of helium and argon, which will have the higher boiling point and why?

140. Math

If angle x lies in quadrant 3 and cos(x)= -0.6 Find cos(3pi/2-x)

141. Maths

6x+5y=7x+3y+1=2(x+6y-1)

142. dressmaking

what type of seam would be most suitable for a silk fabric A.flat-felled B.open C. french D.overlaid i think its A

143. math

The area of trapezoid is h( b1+b2)/5,where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 square inches , and one base 12 inches long, what is the length, in inches, of its

144. accounting

jones company acvquired and 80% interest in the smith company ant the beginning

145. HCS/490

Do employers have the right to screen employees or potential employees to learn if they are smokers, have chronic disease, or are overweight? Why?

A salesperson makes a flat fee of \$20 per day plus \$8per hour. Which equation or inequality can be used to find h, the number of hours the salesperson will have to work to make more than \$60 for a day's work? F. 20h + 8 = 80 G. 8h + 20 < 60 H. 8h + 20 = 60

147. math

The area of trapezoid is h( b1+b2)/5,where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 square inches , and one base 12 inches long, what is the length, in inches, of its

148. Same or Different

Is Return on Equity the same as Return on Sale. I don't understand their differences.

149. Math

determine one value of c that allows the trinomial cy^2 + 36y - 18 to be factored over the integers

150. Finance

Why is time such an important factor in financial matters? How does the frequency of interest compounding, regardless of the rate of interest or period of accumulation, affect the future value of any given amount? Explain your answer. How might you use the

151. plz help

Southern latitude range of Brazil, south America

152. nursing, science

what website which i can search for the big events of nursing.

153. English

Can you please check these two sentences? Students have to memorise the dialogue rather than (without to) read it from a book. Students take it in turns to be A and B. What do you usually say at Easter? "Good Easter, happy Easter"?

154. Algebra

ok i need help simplifying this problem. please :) 5e^x/6e it looks similar to this 5e^x ____ 6e Thanks!

A hypothetical car manufacture company makes its best selling car at its two plants in Windhoek. At the first plant, the unit cost is N\$ 3.60, and the fixed cost is N\$ 1260. At the second plant, the unit cost is N\$ 3.30, and the fixed cost is N\$ 2637. The

156. Math

Evaluate log(base2)8-log(base2)12+log(base2)6

157. US history

to what extent were the soviet union and china collaborators in the North Korean War effort?

158. Biology project

THE EVOLUTION OF BARBELLUS Describe the type of food that the diffrent Barbellus spieces might have eaten. 1.caterpillar 2 and 3.type of fish

159. Biochemistry 1

1. You are given two clear solutions and told that one is lauric acid solution and the other is oleic acid. State and clearly outline the test you would use to differentiate one from the other. Hint: Name of test, Procedure of test, and Results. 2. Write

160. Biochemistry 1

1. a. What is a polyunsaturated fatty acid? b. What are trans-fatty acids?

161. Math

The two sides of a isosceles triangle have a fixed lenght of 14 cm. The opposite angle at the base of the triangle increases by 0.3 rad/min. a) what is the growth rate dx/dt of the base of the triangle when the opposite angle mesures 1.6 rad? (Use the law

162. Math2

We pour water into a conical container of a radius of 10 cm with a height of 36cm at a rate of 70 cm^3/s. At what velocity does the water level increase when it reaches 12 cm? dh/dt=?

163. Grammar

is it right to say "two doors"?

164. algebra

which expression is the equivalent of 3x+2y+8−9?

165. HSM 220 Week 6 Budget Matrix

I am having some help with this assignment. I have filled it in with what I think is correct but am not positive with my answers. Can someone please help me? The assignment is due tomorrow (4-21-11) Budget Matrix You are the executive director of a local

166. Social Studies

These people believed they were entitled to run the state. Who are these people?

I have reread this promble so many times and am still not getting it. I posted this yesterday and am still not understanding it. Please help again The length of the Statue of Liberty's index finger is 8 feet while the height to the top of the head is about

168. Science/ geography?

What is the latitude range for Brazil, South America?

169. music

In plainchant, a sentence of text almost always ends with

170. Math

Explain why the vertices of a solution region are important when using linear systems of inequalities for optimization problems ?

171. accounting

explain the nature of minority interest and its proper presentation on a consolidated balance sheet

172. com

Is the below paragraph and evaluation? Hockenbury and Hockenbury present important information and raise some interesting questions about how daily hassles affect our lives. In a few paragraphs, they present a great deal of information on the subject of

173. algebra

need formula shaded rectangle with circle in middle. shaded area outside 3ft by 5ft.

174. Math

Sally's grandfather is 67 and Sally is 19. At what age will Sally be exactly 1/3 of her grandfathers age? How old will her grandfather be then?

175. ms sue

I found this article on Japan. And so the overheating came to be because of power failure. If the reactor’s fuel rods aren’t cooled, the reaction can burn out of control. That’s what happened at the two Japanese plants after the quake and tsunami

176. psychology/ABA

Can someone please tell me if I am defining operant conditioning correctly: Operant conditioning is a process of increasing or decreasing a specific behavior through reinforcement (positive or negative), punishment or extinction. The person operates based

177. Qualities

Why would individuals consider fireman to be heros? They save lives everyday. They don't let go others of their shelter, food. They put their own lives in danger just to save those other individuals out there. ?

178. disease

Ct scans show evidence of multiple lesions in the white matter of the brain and spinal cord. What nerve disease could this be?

179. Math

Simon and Leah had Eight stamps. Leah had three times as many stamps as Simon. How many stamps does Leah have??

180. pre algerbra

an investment earns 7.5% interest in one year. if the money is withdrawn before th year is up, the interest is protrated so that a proportional amount of the interest is paid out. if \$1960 is invested, what is the total amount that can be withdrawn when

181. math

what is the radius of a circle where the area is 48 square feet?

182. science

A test solution of sodium acetate is to contain 10 mg/ml of the metal ion. if 750 ml of the solution is needed, how many grams of sodium acetate must be used? What is the molarity of this solution?

183. chemistry

i have 1m3 of water at ph 5 how many ml of NaOH I need to add to get ph 7

184. Biochemistry 1

1. You are given three fat samples and told that one of them contains cholesterol. State and clearly outline the test you would use to identify which of these samples contains cholesterol. Hint: Name of test, Procedure of test, and Results.

185. Math3

a) A young man measuring 1.89 m. walks at a velocity of 1m/s towards a lamppost which its light is at 4m from the ground. At what velocity does the young man's shadow decrease when he's 10 m away from the lamppost? b) A young girl, standing at the edge of

186. anatomy&physiology

What directions glomerular hydrostatic pressure,capsule hydrostatic pressure and blood colloid osmotic pressure will cause fluid to move.I've tried to look on internet differen imformations but just don't get it.Thank you for your time

187. English

Please check for any errors and correc them. Thanks!!! As we discussed, I have made reservations for three days for a sweet of rooms at the North British Hotel in Glasgow Scotland. There are three connection rooms in the sweet. It should suite your needs

188. psychology

kevin hate his job, his girlfriend dropped him, and he had a headache this morning from staying up too late eating hamburgers and drinking beer by himself. he has decided to initiate new attack today and take control of his life. he will find a new job,

189. Social Studies(child Labor)

I need a creative idea for my child labor board. What should i paint on my board can u help me please

190. chemistry

What is the pH of a solution made by adding grams of NH4Cl, to 550 mL of 0.205 M NaOH?

191. Math (Probability)

A wheel is divided in to four parts: 1, 10, 50 and 100. What are the following outcomes when you spin the wheel twice and add your result to determine your outcome and the outcomes are 200, more than 100 and less than 500?

192. BIS155 - Final Exam

Fact Pattern Question 2: You own your own small party supply and rental business. You maintain an Excel list of potential customers and clients who have rented or purchased from you in the past two years. the list includes both physical and mailing

193. Definition

Return on Equity: Measure of how well-organized a company is at making profits. Is that all there is to "Return on Equity", Could I please get more information.

194. English

Can you please tell me how to express this idea in English don't talk about me as ancient I'm old

195. Qualities

If people like firemen risk their lives to save their country, homes. What qualities would they be considered to have, what would you say about them? You would say that they are brave, and sweet to care for their country and save others. please more ideas.

system of equations thank you 2x+3y-17 3x+y=31 2(x-3y)=24 y=3x-2 2(x+4)=24 x+y=17

197. algebra

find the inverse ((3x)/(x-4))=y

198. Math

log (base 9) (x-2) + log (base 9) (x-2)=1 Solve algebraically.

199. Biochemistry 1

1. Cholesterol is the most abundant steroid in the human body. Describe at least 3 important functions for cholesterol in the body, either direct functions or as a precursor for other substances.

200. statistics

A recent national survey reported that the general population gave the president an average rating of m= 60 on a scale of 1 to 100 with 1 being most unfavorable, and 100 most favorable. A reseracher at IC hypothesizes that IC students are more critcal of

201. biology

a male___________ of an angiosperm is a pollen grain.

202. Math

The two sides of a isosceles triangle have a fixed lenght of 14 cm. The opposite angle at the base of the triangle increases by 0.3 rad/min. a) what is the growth rate dx/dt of the base of the triangle when the opposite angle mesures 1.6 rad? (Use the law

203. Chemistry

1. What is the name of the test that could differentiate lauric acid from oleic acid? - Possible procedure? - Expected results?

204. ENGLISH

Please check for any errors. Correct them for me. Thanks!! Congratulation on your superb achievement. Your new position offers a quite challenge. And I am sure, John that you are the right person for the job. I can think of no one that deserves the

x^2+34x+c

206. geometry

how do you measure angles

207. english

Which of the following is CORRECT? A. It's a lot of work. B. Don't aggravate me. C. I like movies alot. D. She is smarter then he is.

208. math

graph the linear equation y=-3x-2

209. Math

My qestion is how do you find out how many degrees of latitude separtae each other. For example How many degrees of latitude separate (45N, 65W) and (32S, 65W)? Thanks for your help

210. Abuse of dominant position

What does this term mean? Anticompetitive activites by a dominant firm. I don't understand, could you simplify this.

211. science

light waves hitting the surface of a concave mirrror

212. US history

How did the American government perceive the relationship between China and the Soviet Union in 1950

213. College Algebra

I do not know how to rationalize this: 2(-2/radical 77)(77/73)......the answer is -4 radical 77/73 Thank you!!!

214. History

What was the Reformation in Europe?? Thanks! From: I need help

Could you please simplify these for me. I already looked up a bunch of sites, and they all have hard vocab in them which I just cant understand. Describes an environment in which transactions between private parties are free from state intervention,

216. English

Is the following sentence still a run-on sentence/or is there grammar errors...Grammar quizzes can be tough, there is a lot to learn and it is hard to remember. I find that it gets easier with practice.

217. MATH

A cube has a length of 12 cm, a width of 15 cm, and a height of 11 cm. What is the volume of the cube?

218. english

The word CAN is used to refer to A. the ability to do something B. permission to do something C. the need to do something

219. math

If a and b are any real numbers such that 0

220. factorials- 2n!

how does 2n! decrease

221. calculus

If f(2)=-3, g(x)=f^-1(x), what is the equation of the tangent line to g(x) at x=-3? I don't know how to find g(x), if you can help me with that, then I think I can do the rest of the problem

223. Definition

Mortgage. Written agreement by which an institution(bank) agrees to lend money to buy property. This is a simple definition ive come up with so i can understand. If there is anything I have missed, please add in simplified form.

224. math

If a and b are any real numbers such that 0

225. grammar

I am diagraming sentences... what would a year be? He lived in the white house until 1945? HELP! I got everything else... Thanks.

226. FRENCH

Habites-tu près d'un lac? Près de la montagne? J'habite près de la montagne.

227. world issues

a position paper on the similarities of the involvement with libya and when the united states started getting inlovled with Iraq

228. science

You do not put scavengers or decomposers on a energy pyramid correct?

229. math

5/12 ____________ x/3+x/2

230. Math(Probability)

Let X be N(0,1) find the p.d.f of Y=|X|, a distribution that is often called the half normal.

231. Biochemistry

1.How to test a sample with cholesterol? - Name of test? - Procedure of test? - Results

232. ENGlish

Please check for errors and correct them. Thanks!!! I received your proposal concerning our collaboration on a play. Your basic plan sound fascinating. I have a cabin on the north shore of Lake Michigan, and if we decide to write the play together I would

233. algebra

x+(xtimes.15)=1725

234. Math

When wheel B turns 4 revolutions, wheel A turns 8 revolutions. When wheel A turns 56 revolutions, how many revolutions does wheel B turn?

235. Math

A round 12-inch woofer is mounted to the bottom of a rectangular speaker enclosure with an inner width measurement of 12 inches. How far from corner A is the center, O, of the woofer?

236. Qualities

what factors might the fireman have weighed when deciding whether or not to stay behind and help. Like their family, they miss them. They might die. plese help.

237. Qualities

Why would individuals consider fireman to be heros? because they save lives and shelter of others everyday. more ideas.

238. math

60% more than c=1200

239. College Algebra

solve for x: logbase2(x^2-x-2)=2

240. math:Calculus

find the area bounded by the curve f(x) =-x^2 +6x -8 and the x axis using both left endpoint and right endpoint summation.

241. science

what is cubic displacement

242. spelling

What is akways before you but you never can see it? using the letters: f,e,u,r,u,t...

243. Science

How do you use nitrogen to determine the radioactive age of a fossil?