A rectangular plate is rotating with a constant angular speed about an axis that passes perpendicularly through one corner, as the drawing shows. The centripetal acceleration measured at corner A is n times as great as that measured at corner B. What is

2. Calculus

If the graph of y = (ax - b)/(x - c) has a horizontal asymptote y=5 and a vertical asymptote x = − 2 , then b cannot be equal to what?

3. physics

Two small pith balls, each of mass m = 11.2 g, are suspended from the ceiling of the physics lab by 1.7 m long fine strings and are not moving. If the angle which each string makes with the vertical is è = 30.4°, and the charges on the two balls are

4. PHYSICS

1. A 500.0 g metal block absorbs 1.125 × 104 J of heat to raise its temperature by 50.0 K. What is the substance?

5. chem

the half life of oxygen-15 is 124 s. if a sample of oxygen-15 has an activity of 4000 Bq, how many minutes will elapse before it reaches an activity of 500Bq

6. U.S. GOVERNMENT

True or False Qsns: 1)Indiana is TECHNICALLY not a "state," because it has to answer to a higher authority, that being the national government in D.C. 2)The U.S. is a republic, because we are led by a president and Congress, and their authority is based on

7. calculus

A straight road makes an angle, A of 12 degrees. When the angle of elevation, B, of the sun is 55 degrees, a vertical pole beside the road casts a shadow 7 feet long parallel to the road. Approximate the length of the pole. Round to tow decimal places.

8. early childhood literacy

children with many experiences with stories 1. can accurately sound out words 2 .tend to know stories have predictable segments and features. 3. realize words are separated in sentences and that sentences end in periods is it 3

9. ECONOMICS

What is the economic term for productive resources that provide a means for society to produce and distribute its goods and services?

10. statistics

Suppose X has a mound-shaped distribution with sigma=9. A random sample of size 36 has a sample mean 20. Is it appropriate to use a normal distribution to compute a confidence interval for the population mean u?

Water is flowing at a rate of 50 cubic meters per minute into a holding tank shaped like a cone, sitting vertex down. The tank's base diameter is 40 m and a height of 10 m. Write an expression for the rate of change of the water level with respect to time,

A 53-N crate is suspended from the left end of a plank. The plank weighs 21 N, but it is not uniform, so its center of gravity does not lie halfway between the two ends. The system is balanced by a support that is 0.30 m from the left end of the plank. How

A fan blade is rotating with a constant angular acceleration of +12.4 rad/s2. At what point on the blade, as measured from the axis of rotation, does the magnitude of the tangential acceleration equal that of the acceleration due to gravity? I do not know

14. statistics

A lottery offers one \$900 prize, one \$600 prize, three \$400 prizes, and five \$100 prizes. One thousand tickets are sold at \$6 each. Find the expectation of a person buys five tickets.

After 14.6 s, a spinning roulette wheel has slowed down to an angular velocity of 1.22 rad/s. During this time, the wheel has an angular acceleration of -4.51 rad/s2. Determine the angular displacement of the wheel. I did w0= wf + (4.51)(14.6) = 1.22+45.1

Three forces act on a hockey puck as it slides across the ice, and it is in equilibrium. The force F is applied at the center and has a magnitude of 25 N. The force F1 is applied at the top edge, and F2 is applied half way between the center and the bottom

17. Physics

Stuck in the middle of a frozen pond with only your physics book, you decide to put physics in action and throw the 9-kg book. If your mass is 45 kg and you throw the book at 10 m/s, how fast do you then slide across the ice? (Assume the absence of

18. Physics

In a classroom demonstration, a 79.2-kg physics professor lies on a “bed of nails.” The bed consists of a large number of evenly spaced, relatively sharp nails mounted in a board so that the points extend vertically outward from the board. While the

19. Physics

At what angle to the surface must a submerged diver in a lake look toward the surface to see the setting sun just along the horizon?

20. physics

The first resonant length of a closed air column occurs when the length is 30.0cm . What will the second and third resonant lengths be

21. Physics

Halley's comet moves about the Sun in a highly elliptical orbit. At its closest approach, it is a distance of 8.90 1010 m from the Sun and has a speed of 54 km/s. When it is farthest from the Sun, the two are separated by 5.30 1012 m. Find the comet's

22. trig

A tunnel for a new highway is to be cut through a mountain that is 260 feet high. At a distance of 200 feet from the base of the mountain, the angle of elevation is 36 degrees. From a distance of 150 feet on the other side of the mountain, the angle of

23. Derivatives?

Given that f(-0.5)=2 and f'(-0.5)=4, use a tangent line approximation to estimate f(0). The lesson is not very clear on what a tangent line approximaton is.

24. Chemistry

how much chlorine, Cl 2, do you need to order to react completely with 500 kg of platinum, Pt, to make cisplatin, PtCl 2(NH 3) 2?

25. Average Value - Calculus

What is the average value of y for the part of the curve y = 4x − x^3 that is in the first quadrant?

26. Chemistry

Calulate the volume of carbon dioxide produced when 0.5 tonnes of iron are produce.When iron oxide is heated with carbon monoxide, pure iron and carbon dioxide are formed.

27. physics

The third resonant length of a closed air column is 75cm . What is the first and second length

28. physics

What's the shortest air column , closed at one end, that will resonate at a frequency of 440.0Hz when the speed of sound is 352 m/s

29. math-Probablity

A packet of carrot seeds has a germination rate of 92%. In other words, the probability of any seed sprouting is 0.92. How many seedlings would you expect in a row of 50 seeds?

30. Finance 370

suppose the market price of corn is \$5 a bushel but the government sets a price of \$7. As a result,

31. Geometry

A plane is heading west at 200 mph. The wind is blowing S30°W at 25 mph. 1. What is the ground speed of the plane? 2. When you solve the triangle, what is the smallest angle? 3. What is the largest angle of the triangle? 4. What is the remaining angle? 5.

32. math

Cohen has consistently averaged 120 yd. of horizontal distance with his 7-iron over the last two years playing golf. His ball flight typically reaches a maximum height of 24 yd. (Hint: A rough sketch will help you) a.) Create a function in vertex form that

33. chem help

Calculate the number of grams of solute in 250.0 mL of 0.149 M KOH.

34. need help

the monthly rents for five apartments advertised in a newspaper were \$650, \$650, \$740, \$1650 and \$820? mean:902 mode:650 median:740 which one explains the monthly rent? 1. median 2.mode 3.mean

35. physical science

speed decreases as distance decreases for the same time true or false

36. Logic

People have claimed that Jamie’s paintings have given them the blues. Clearly this cannot be entirely correct, since many of Jamie’s paintings contain no blue at all. The argument above is flawed because the author (Points : 1) provides no evidence

37. algebra

if a wall is 34 feet, how tall must a ladder be to reach the top if at a 75 degree angle

38. Second Derivatives

If y = 2 f(g(x)), then d2y/dx2 = ? The d2y/dx2 means the second derivative, I believe.

39. Stat

The salaries at a corporation are normally distributed with an average salary of \$29,000 and a standard deviation of \$4,000. What is the probability that an employee will have a salary between \$22,520 and \$23,480? Enter your answer rounded to exactly 4

40. physics

The second resonant length of an open air column is 48cm. Determine the first and third resonant lengths

41. Math

Two consecutive integers are squared. The sum of these squares of these squares is 545. What are the integers?

42. Science - help!!!!!!!!!!!

every stage is eventually returned to which final stage?

43. math

You currently lease scanning equipment at a cost of \$1,500 per quarter and two copy machines at \$120 per month. What will you need to budget annually for this leased equipment

44. Geomtry

Find the length of segment CE if AE = 8 inches, EB = 10 inches, and ED = 5 inches.

45. math-Probablity

A student is writing a multiple choice test consisting of 40 questions, each of which provides four possible choices. He is certain that he has 16 questions correct. If he guesses for all of the remaining 24 questions, what is the probability that he will

46. Math 7

A tree casts a 50 foot shadow. At the same time of day, a 4 foot man standing near the tree casts a 10 foot shadow. What is the approximate height of the tree to the nearest foot?

47. Science 7R - HW Qs. Check (plzzz read!)

what are the carnivores shown in this food web? answer - mountain lion, hawks, deer, snakes am i correct?????? btw ---- i found it in the food web in my worksheet

48. early childhood

" I eated it all up" said jimmy Mrs newman, his teacher, should say 1. jimmy , say that again, but instead of saying' eated it all up" say I ate it all up" 2. "you eated it all up? then what happened?" 3. what did you eat up 4 that isn't the right way to

49. Math

A bridge over a river is supported by an arch. The function that describes the arch us h(x) = -0.0274x^2 + 1.34033x, where h(x) is the height, in metres, of the arch above the water at any distance, x, in metres, from one end of the bridge. Could a sail

50. Physics

A person lying at poolside looks over the edge of the pool and sees a bottle cap on the bottom, directly below. If the depth of the pool is 3.2 m, how far below the water surface does the bottle cap appear to be?

51. Physics

A crown glass plate 2.5 cm thick is placed over a newspaper. How far beneath the top surface of the plate would the print appear to be if you were looking almost vertically downward through the plate?

52. Math

Make a complete re search project on maths is interconnected with other subject i.e. Maths Vs computer using art with maths.

53. calculus

The salaries at a corporation are normally distributed with an average salary of \$29,000 and a standard deviation of \$4,000. Sixteen percent of the employees make more than Sara. What is Sara's salary? Round your answer to the nearest dollar.

54. Geometry

Two forces are pushing on an object, one at 12 lbs of Force and one at 5.66 lbs of Force. The angle between them is 35° (each is 72.5 from horizontal, such that the forces make a v with the object in the center). 17. What is the total Force on the object?

55. physics

a 0.20 kg mass is attached to the end of a spring causes it to stretch 3cm. what is the spring constant?

56. SMK Duma

how to calculate ? when 21g of magnesium carbonate was heated , magnesium oxide produced . carbon dioxide also released. what is the volume of carbon dioxide released ?

57. Calc

A closed box with a square base is to be constructed so that its volume is 324 cubed feet. The material for the top and bottom cost is \$3 per square foot, and that for the sides \$2 per square foot. Find the dimensions of the box so that the cost will be

58. chemistry

A vapor pressure of toluene of 21 mm Hg, at 760 mm Hg, what is the equilibrium concentration for toluene?

59. early childhood

considering storybooks with electronic features educators believe that 1. they may be more educative than human readlouds 2. they are not worth the money 3. they attract but do not hold toddlers attention for long 4. reading with a responsive adult is best

60. chemistry

What Volume of 0.575M HCl will neutralize 4.22g of Mg(OH)2? I got the BRE of 2HCl + 1Mg(OH)2 ---> 1MgCl2 + H2O, what do i do from there?

Is the LLC form of business the best legal form of business owenership in todays business world?

62. Chemistry

A cublic meter of ocean water contains 6x10^-5 g of gold. If the total mass of the water in Earth's oceans is 4x10^20 kg, how many kilograms of gold are distributed throughout the ocean? (Assume that the density of seawater is 1 g/cm3.) How many literes of

63. Geometry

A plane is is flying 240 mph heading N60°E. The wind is blowing S30°E at 30 mph. 6. What is ground speed of the plane? 7. What is the smallest angle in the triangle? 8. What is the biggest angle in the triangle? 9. What is the remaining angle in the

64. Solids of Revolution

The region enclosed by the curve y =e^x, the x-axis, and the lines x=0 and x=1 is revolved about the x-axis. Find the volume of the resulting solid formed.

65. Science 7R - HW Qs. Check (Q2)

why are there fewer organisms as you move toward the top of the energy pyramid? answer - As you move up the pyramid the transfer of energy (10 pct per level is transfered) is less efficient & each level becomes smaller. am i correct???? (please be honest)

66. Math

You have 300 meters of fencing with which to build two enclosures. One will be a square, and the other will be a rectangle where the length of the base is exactly twice the length of the height. Give the dimensions of the square and rectangle that minimize

67. Inverse Functions

Given that g is the inverse function of f, and f(3)=4, and f'(3)=5, then g'(4)= ?

when 21g of magnesium carbonate was heated , magnesium oxide produced . carbon dioxide also released. what is the volume of carbon dioxide released ?

69. Geometry

A plane is is flying 225 mph heading S25°W. The wind is blowing S80°E at 60 mph. 11. What is the bearing of the plane? 12. What is the smallest angle of the triangle? 13. What is the largest angle of the triangle? 14. What is the remaining angle of the

70. need help

whats the definition of a biconditional "an acute angle is an angle whose measue is less than 90 degress" 1. if it measure is less than 90 degrees 2.if and only if its measure is less than 90 degrees 3. measure is less than 90 degrees if it is acute 4. if

71. Statistics (random variable)

A contractor is interested in the total cost of a project on which he intends to bid. He estimates that materials will cost rs 25,000 and that his labour will be rs900 per day. If he the project takes X days to complete,the total cost of the project (in

72. Algebra

Linear equations and inequalities

A person is riding a bicycle, and its wheels have an angular velocity of 26.0 rad/s. Then, the brakes are applied and the bike is brought to a uniform stop. During braking, the angular displacement of each wheel is 17.6 revolutions. (a) How much time does

74. Social studies

Why do indigenous people in Guatemala live in the mountain

75. biology

predict the expected phenotypic and genotypic ratios among the offspring of two individuals who are heterozygous for freckles(Ff) buy using a punnett square.

A person is riding a bicycle, and its wheels have an angular velocity of 26.0 rad/s. Then, the brakes are applied and the bike is brought to a uniform stop. During braking, the angular displacement of each wheel is 17.6 revolutions. (a) How much time does

77. algebra

math: bobby has \$14 more than tina while seda has twice as much money as bobby. together they have \$208. how much money does each have?

78. early childhood literacy

when a teacher hears a preschool student using incorrect language she should 1. model the correct language 2. correct his mistakes 3. ask him to repeat correctly 4. ask him to think about each word as he says it.

79. Math

A radio substance has a half-life of 10 years. What is its annual decay rate?

80. Mathematics

(in this question they did not give me any diagrams) use pie 22/7 (a) a piece of wire is bent to form a square of area 121cm squared Calculate the length of each side of the square. Calculate the perimeter of the square. (b) the same piece of wire was bent

81. Art

Could you please check these few sentences. Thank you. 1) I'm forwarding you the link to the European Etwinning certificate of quality. Online projects carried out between two or more European schools can be eligible to receive both a national (in 2) Our

82. 3 grade math ms sue

1-Two shapes can be put together in different ways. using the triangles in exercise 1,draw pictures to show an example. my son need help in here please help my son thank you

83. accounting

Pearson Corporation makes an investment today (January 1, 2012). They will receive \$6,000 every December 31st for the next six years (2012 – 2017). If Pearson wants to earn 12% on the investment, what is the most they should invest on January 1, 2012?

84. Science

Assume that a parcel of air is forced to rise up and over a 6000-foot-high mountain (see page 79 in the Laboratory Manual). The initial temperature of the parcel at sea level is 76.5°F, and the lifting condensation level (LCL) of the parcel is 3000 feet.

85. Algebra

This assignment is about a car loan. A financial institution in your community is advertising "Simple Interest Car Loans." Here is their ad. "Looking for an attractive loan for the car of your dreams? Well, look no more. Come in and show us your car deal.

86. Derivatives ~ Calculus

If dy/dx = (1 + x)/(xy), x>0, and y=-4 when x=1, then when x=3, y= what?

87. Accounting

Your client Anjelica Seeds wants to purchase a Burg-N-Fry franchise. The buy-in is \$500,000. Burg-N-Fry headquarters tells Anjelica that typical annual operating costs are \$160,000 (all cash) and that she can bring in “as much as” \$260,000 in cash

Two small pith balls, each of mass m = 11.2 g, are suspended from the ceiling of the physics lab by 1.7 m long fine strings and are not moving. If the angle which each string makes with the vertical is è = 30.4°, and the charges on the two balls are

89. math-Probablity

A golfer makes 80% of her putts from a distance of 5 metres or less from the hole. In order to calculate the probability that she would make 23 out of 27 putts or better on a given day, what boundary value should be chosen for X in order to find the

90. Calculus

Differentiate x^2y^3+x^3y^4=11 implicitly to find dy/dx.

91. Calculus

Evaluate the integral: 16csc(x) dx from pi/2 to pi (and determine if it is convergent or divergent). I know how to find the indefinite integral of csc(x) dx, but I do not know how to evaluate the improper integral, at the following particular step. I know

92. Chemistry

Calculate the mass of lithium hydroxide that must be added to 50ml of water so that it may react exactly with 5ml solution of 1.5M nitric acid.

93. Math

you are driving at a constant speed of 50 mi/h along a straight road at a constant speed between A and B along the way you pass through city C. the cities B and C are 100 and 25 miles resorctively from city A Use absolute value function to express this

94. Chemistry

When sulfuric acid reacts with ammonia solution an ammonium salt and water are produced. Calculate the volume of 3mol/dm3 of acid required to react exactly with 25ml of a 2.5mol/dm3 of ammonia solution.

Describe the geography of Southern South America and how this geography influences economic activity? My Answer: Southern South America consists of 3 nations, Paraguay, Uruguay and Argentina. The Rio de la Plata is great river system that consists of 4

96. Math

i am a 4 digit number between 3000 and 4000.My ones digit is twice my thousands digit.My hundreds digit is the same as my ones digit and my tens digit is one less than the hundreds digit.If the sum of my digit is twenty,what number am i?

97. algebra

suppose 25 bacteria settle into a cut on.your arem and begin to double.every thirty minutes. creste s table where x is the number of minutes and y is the number of bacteria

98. algebra

all two-digit numbers whose units digits is half the tens digit?

99. algebra

all two-digit numbers whose units digits is half the tens digit?

100. Algebra 2

As a graduation present, you want to gift your son a trip to Disney World. Presently beginning his second semester as a high school junior, you hope you have enough time to save \$4,000 to support much of the trips expenses for your child and two of his

the passengers of a cruise ship were shocked to learn that their ship was sinking. the ship is 218 ft tall and is sinking at the rate of 1/2 ft per minute. how long do the passengers have to abandon the ship?

102. philosophy

My demand upon the philosopher is known, that he take his stand beyond good and evil and leaven the illumination of moral judgment beneath himself. This demand follows from an insight which I was the first to formulate: that there are altogether no moral

103. Algebra II (Exponents)

Simplify: (8x^ y^27)^1/3

104. geometry

A student notices that the shadows of a sign and a tree lie among the same line and end at the same point. The height of the sign is 2 meters and its shadow is 3 meters in lenght. The distance from the base of the sign to the base of the tree is 12 meters.

105. Tangent Line Approximation

Given that f(−0.5) = 2 fŒ(−0.5) = 4 , using a tangent line approximation you would estimate f(0) to be?

why are there fewer organisms as you move toward the top of the energy pyramid? answer - As you move up the pyramid the transfer of energy (10 pct per level is transfered) is less efficient & each level becomes smaller. am i correct???? (please be honest)

107. word problems

a m group charges \$1500 for each performance, plus 20% of the total ticket sales. After a concert, the group received \$2,980. How much money did the sales raise? I tried everything but i don't know how set the problem up please help..

108. PSYchology

What does it mean to describe psychology as a profession?

109. Statistics

98,99,99,103,101,102,104,89,87,90,90 Within how many standard deviations of the mean is the value 102?

110. physics

Two small pith balls, each of mass m = 11.2 g, are suspended from the ceiling of the physics lab by 1.7 m long fine strings and are not moving. If the angle which each string makes with the vertical is è = 30.4°, and the charges on the two balls are

111. religion

what are the roles of women in catholicism?

112. math

P.a and p.b collect stamps. P.a has 150 less than p.b. together they have 500 stamps. How many stamps does each person have.....

113. Physics

A CD (radius 6.0 cm) is spinning freely with an angular velocity of 450 rpm when a bug drops onto the CD a distance 4.6 cm from the center. If the CD slows to 260 rpm, what is the ratio of the bug's mass to the mass of the CD? (Ignore the effect of the

115. math

what angle between vectors u = 2j+2k & v= 3i+4k Gracias por ayudarme

116. early childhood

beginning child story tellers 1 .have story sense and story grammar immediately 2. sequence story events in mature ways 3 .often tell a series of unrelated events 4. display mature gesturig ability is it 3

117. early childhood

eriksons work identified 1.physical skill development 2 intellectual skill development 3 social emotional development 4 brain growth development is it 3

118. Math

Simplify -3(10b+10)+5(b+2)

120. CHEM

4.69 of S is reaction with oxygen calculate the volume of SO2 in mL formed at 33 degrees C and 1.14 atm

121. Equation of the Tangent Line

Find the equation of a line tangent to te curve xy = sqrt(xy - x) + 1 at the point (1, 2).

Lane French had a bad credit rating and went to a local cash center. He took out a 113 loan payable in three weeks at 137. What is the percent of interest paid on this Loan? Do not round denominator before dividing. (Use Calendar year, Round your answer to

123. to ms.sue

over the summer, can you help me with summer project?

124. to ms.sue-project

After reading Holes by Louis Sachar, you will complete the book reporting bingo assignment. You will select any five boxes in a row from the board, in any direction across, down, or diagonally, to create a bingo. Each assignment must: •Be neat •Be

125. math

A season of football scores falls in a normal distribution with a mean of 35 and standard deviation of 6. What is the probability that a score was between 29 and 41?

126. bus101

exam number500600 to check on the answers what are they?

127. Chemistry

A worker is exposed to toluene, methylene chloride, and turpentine vapors. if the 8 hr TWA exposures are determined by charcoal tube sampling to be 60 ppm toluene, 20 ppm methylene chloride and 20 ppm turpentine, using OSHA's PELs, has there been an

128. CALCULUS

Could someone show me the steps to separating the variables in the following differential equation: dy/dx = (2x+1) / (y+1)? I keep messing it up.

129. Statistics

98,99,99,103,101,102,104,89,87,90,90 Find the interquartile range.

130. Statistics

98,99,99,103,101,102,104,89,87,90,90 Find the 25th and 75th percentiles

131. Intermediate Algebra

The length of the side of a rectangle desk is given by 2x-6y cm. The lenght of the front is given by 2x+6y cm. What is an algebraic expression for the area of the top of the rectangular desk? Include correct units as part of your answer.

132. Statistics

87,89,90,90,98,99,99,101,102,103,104 Find the 25th and 75th percentiles.

133. Statistics

87,89,90,90,98,99,99,101,102,103,104 Within how many standard deviations of the mean is the value 102?

134. Statistics

87,89,90,90,98,99,99,101,102,103,104 Find the interquartile range.

135. Math

How could knowing that 35 divided by 7 equals 5 help me find 42 divided by 7?

136. Math

I know that 35 divided by 7 equals 5, knowing this how does it help me to find 42 divided by 7? Explain

137. early chilhood literacy

if mrs green read "little pig ,little pig." and the children said ,"let me come in" then they were using; 1.memorization 2. completion reading 3 . story retelling 4.fill in the blank reading

138. CJS230

Will someone please help me find a website to read to answer the following questions? What were women’s prisons like before the 1800s? How have they changed? What are the three basic arguments established in the 1800s that supported the separation of

139. math

Transcriptionist B is a full-time employee earning \$10.00 per hour and an annual salary of \$20,800. He transcribes 900 lines per day for a total of 234,000 lines per year. What is the unit medical transcription labor cost for transcriptionist B? Round to

140. life skills

It is important to make sure that any person selling you a car has? A. physical possession of the vehicle. B. informed the motor vehicles department of the intention to sell the vehicle. C. legal title to the vehicle. D. a good reputation for honesty.

141. Chemistry

2.8g of iron (¡¡) reacted with 100ml of 2M sulfuric acid. Which reactant is in excess? And what volume of hydrogen gas is produced at RTP?

142. physics

When timmy is sitting at rest he have 40j of GPE then his dad gives timmy a big push when his dad let go timmy has 60j of GPE and 120j KE. How much work did timmy dad do when he pushed timmy?

143. physics

When timmy is sitting at rest he have 40j of GPE then his dad gives timmy a big push when his dad let go timmy has 60j of GPE and 120j KE. How much work did timmy dad do when he pushed timmy?

144. early childhood

which one of the following is not necessarily an element of good poetry 1. unique dictation 2 carefully selected words 3. rhyming words 4 meaningful content .is it 3 correct

145. geometry

Expected value If on a \$1 bet, Paul Goldstein's expected value is 0.30, what is Paul's expected value on a \$5 bet. I got 1.50 but my teacher said it wasn't correct.

146. FACS - help!!!!! (Q2)

Casseroles & liquid measuring cups made of heat proof __________ are safe

147. math

the smith family plans to sit down to thanksgiving diiner at 6:00 P.M. they have an 18 pound turkey.the turkey needs to cook about 20 minutes per pound. at what time should the turkey go in the oven? 2:40? how do you find the answer?

148. Art

Thank you very much. Could you please check these few lines, Writeacher? 1) My pupils haven't received any email from their Irish partners yet. What shall they do? They would have liked to get in touch with their partners before the school exchange in

149. social studies

how did the decline of copper prices in the1980s affect chile

150. Precalculus

Demonstrate that 32^n - 11 is a multiple of 15. write a conjecture for it.

151. to ms.sue.

thanx! :)

How important is accounting information to the decision making processes of a business

153. Science/Biomaterials

Hooke's law relates the amount of strain a material to the absolute amount of force applied. True or False?

154. to ms.sue

when i went on my school website: philasd dot org: mayfair school, the summer project for going to 5th grade was confusing and what does it mean by diagnol, across?

3/7 of \$250=

156. nutrition

What personal boundaries would be establish in a nutrition seminar session?

157. algebra

Determine whether the expression is a polynomial. If is is state how many terms and variables the polynomial contains. State the degree -7-1/4x

158. Math

Determine whether the expression is a polynomial, if it is state how many terms and variables the polynomial contains. state the degree -4x-2y-1 the -2 and -1 are above the Y

159. CALCULUS

An equation of the line tangent to the graph of (5x - 1)/(3x + 1) at the point where x = 1 is? Any ideas?

160. Math

What is the length of a segment whose endpoints are (5, -8) and (9,2). Please explain to me what the formula or rules for working this problem.

161. Critical Points???

How many critical points does the function f(x)=((x −1)^6) ((x + 5)^7) have?

162. college statistics

find the normal approximation for the binomial probability that x=5 where n=14 and p=0.3 compare this to the value of p(x=5) found in table 2

163. math

Graph y = ½ x^2 – x +3 for 0≤x≤6 (b) Calculate the mid- ordinates for 5 strips between x = 1 and x 6, and hence use the mid-ordinate rule to approximate the area under the curve between x = 1, x = 6 and the x- axis. (c) assuming that the area

164. to ms.sue

thanks! I can start my summer project over the summer! thank you so much!

165. Algebra

calculate the slope, x-intercept, and y-intercept for 4.2x + 3.8y = 1.9

166. CALCULUS - HELP

I am trying to solve 0=1-asin(a) for a, but I have reached a dead end at sin(a) = 1/a. From here I'm not sure what to do.

167. Algebra

calculate the slope, x-intercept, and y-intercept for 3x = -2

168. HIS 103

What does the mere fact that the Church could declare and wage wars of such scale demonstrate about its political and social power?

169. English

I desperately need examples and quotes of land imagery from the play A Man For All Seasons by Robert Bolt. Please.

170. math

A customer is buying a \$100 drill and two \$15 drill bit sets. The customer uses a gift card worth \$50 to pay for a portion of their bill. How much cash will the customer pay (before taxes)?

171. computer

state diff. between HTML AND DHTML

172. Art

Could you please check these few sentences, Writeacher. Thank you. 1) I'm forwarding you the link to the European Etwinning certificate of quality. 2) Online projects carried out between two or more European schools can be eligible to receive both a

(6x-9)+5=2

174. logic

Examining reasons and constructing arguments can help in

175. need help

which graph would be a good answer to discribe the languages spoken? 1. a circle graph 2.line graph 3.bar graph 4.veen diagram

176. need help

the sum of two odd #'s is 1.even 2.odd 3.sometimes odd 4.even most of the time

177. need help

the next item in the pattern in (2.3.5.7.11....) 1.13 2.12 3.15 4.17

178. science- physics helppppp ! i badly need one T___T

how is physics related to food technology and everything related to foods ?

179. calculus

Each of the sides of a square (S) with an area of 16 is bisected and a smaller square (S2) is constructed using the bisected parts as vertices. The same process is carried out on S2 to construct an even smaller square (S3). What's the area of S3? (Draw a

180. FACS - help!!!!! (plzzz read!)

The what of a microwave oven is the amount of electricity used to create microwaves?

181. Social studies

Sometimes a ruler has the biggest impact on history. Other times, ideas that develop a society have a greater impact. Which had a greater impact on Han China? Why?

182. early childhood

neurolinguists is best defined as 1 .the study of langage complexity 2.a branch of speech theory 3. the study of linguists and brain structure and function 4. the study of language acquisition . Is 3 correct

183. calculus

Solve the equation: Cos^2x + cosx + 0