# Questions Asked onOctober 17, 2014

Not sure how to solve this: Suppose your school is selling magazine subscriptions. Each subscription cost \$20. the company pays the school half of the total sales in dollars. The school must also pay a one-time fee of \$18. What is the fewest number of

2. ## CALCULUS

1. A rectangular package to be sent by a postal service can have a maximum combined length and girth (perimeter of a cross section) of 108 inches. Find the dimensions of the package of maximum volume that can be sent. (Assume the cross section is square.)

3. ## Physics

help. A rescue helicopter drops a package of emergency ration to a stranded party on the ground. If the helicopter is traveling horizontally at 40m/sec at a height of 100 m above the ground, where does the package strike the ground relative to the point at

4. ## Biology

Explain how human activities can cause an imbalance in biogeochemical cycling and lead to problems such as cultural eutrophication and fish kills.

5. ## finance

Suppose an investment offers to triple your money in 36 months (don’t believe it). What rate of return per quarter are you being offered

6. ## Algebra

The ordered pairs (1,6), (2,36), (3,216), (4,1296), and (5,7776) represent a function. What is a rule that represents this function?

7. ## Biology

Compare and contrast indirect versus direct values of biodiversity, and provide examples.

8. ## Materials Science

A hollow cylinder with outer radius r0 and inner radius ri is loaded by a uniformly distributed load q across its length L. The beam is supported by a roller at its left end and a pin L5 from its right end. What is the maximum bending moment in the beam?

9. ## Spanish

Sra. this week I had a review. Do my answers look correct? Part I Indique si las palabras en pares son sinónimos, antónimos, o no son relacionadas. 1. A ancho y apretado - antónimos B corto y flojo - no son relacionadas C vestirse y quitarse -

10. ## Materials Science

A 3-point bending test is performed on a simply supported beam of length L=4m and of rectangular cross-section, with width b and height h. For a central load of 10kN, draw the bending moment and shear force diagrams for the beam. Then answer the following

11. ## Calculus

Suppose a ball is thrown straight up into the air, and the height of the ball above the ground is given by the function h(t) = 6 + 37t – 16t2, where h is in feet and t is in seconds. At what time t does the ball stop going up and start returning to

12. ## calculus

If f(x) = 3 cos^2(x) − 6 sin(x) 0 ≤ x ≤ 2π Find the intervals of increase and decrease, the intervals of concave up and concave down, local maximum values, local minimum values, and inflection point

13. ## algebra

a cyclist rides her bike at the speed of 18 kilometers per hour what is this rate in meters per second how many meters will the cyclist travel in 2 seconds

14. ## direct variation

Y varies directly with X and has a constant rate of change of 6. When the value of Y is 11, then the value of X could be _____. equal to zero less than 2 equal to 6 greater than 11

15. ## Algebra / direct variations

Select all of the following that are a direct variation. Songs are 99 cents each to download. Tickets for rides at the fair are \$1 each. Arcade games are 50 cents or \$1. To go tubing it is \$5 to rent the tube and \$7 for each hour

16. ## computer literacy

A computer worm is most likely to attack

17. ## Science

What conclusion can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their priorities? A. Properties of elements are related to atomic numbers. B. Properties of elements are related to

Why is Lithium more reactive than Neon? I honestly do not understand this.

19. ## Algebra

Using Cowling’s Rule what is the age of the child if the adults dose is 500mg and the child dose is 187 mg?

Pet Parade: Mr. James has 14 cats, dogs and guinea pigs. What are all the combinations he could have?

21. ## chem

given the thermochemical equations, B2O3 + 3H2O -> 3O2 + B2H6 delta h = -2035 kj H2O -> H2O delta h = 44 kj H2 + 1/2O2 -> H2O delta h = -286 kj 2B + 3H2 -> B2H6 delta h = 36 kj what is the delta hf for 4B + 3O2 -> 2B2O3?

22. ## Physics

Consider the skateboarder in the figure below. If she has a mass of 57 kg, an initial velocity of 21 m/s, and a velocity of 10 m/s at the top of the ramp, what is the work done by friction on the skateboarder? Ignore the kinetic energy of the skateboard's

23. ## Biology

Compare and contrast the traits and growth patterns of opportunistic versus equilibrium populations.

a 4.0kg block is attached to a vertical rod by two strings.when the system rotates about the axis of the the rod,the strings extend.What is the tension in the lower cord if tension on upper cord is 60N ?

25. ## Algebra

The ordered pairs (1,1), (2,8), (3,27), (4,64) , and (5,125) represent a function. What is a rule that represents this function? My answer is y = x cubed

26. ## algebra

Samir begins riding his bike at a rate of 6 mph. Twelve minutes later, Chris leaves from the same point and bikes along the same route at 9 mph. At any given time, t, the distance traveled can be calculated using the formula d = rt, where d represents

27. ## Calculus

what is the limit of arcsinx as x approaches 1 from the left

28. ## Precalc Translations

Let T(d) be the temperature of the seawater in the Mariana Trench d meters below the surface. Find a formula for p(x), the temperature x mm below the surface Insert 1 for coefficients that do not change and 0 for shifts that are not necessary My answers

29. ## physics

A block of mass m1 = 2.4 kg slides along a frictionless table with a speed of 8 m/s. Directly in front of it, and moving in the same direction, is a block of mass m2 = 5.0 kg moving at 2.8 m/s. A massless spring with spring constant k = 1140 N/m is

30. ## diff calculus

1.) triangular corner lot has perpendicular sides of lengths 120 feet and 160 feet. Find the dimensions of the largest rectangular building that can be constructed on the lot with sides parallel to the streets.

31. ## Scientific notation

Express in scientific notation. Remember, M must be a number 1 ≤ M < 10. 32,400 = 3.24-4 3.24*10-4 3.2400*10-4 the dash means to the 4th power

32. ## Materials Science

A 4-point bending test is performed on the same beam, with symmetric loads of 5kN separated by 2m. Draw the bending moment and shear force diagrams for the beam. Then answer the following questions about the shear force V and bending moment M. What is the

33. ## statistics

A college student takes a standardized test and scores a 163. If the mean is 155 and the standard deviation is 7, what is the student’s percentile rank? (Assume a normal distribution.)

34. ## math

lori recently rode her bike to her friend's house, 8 miles away. On her way back she rode 15mph faster than on her way there. She spent a total of 2 hours biking. What was her average speed each way?

35. ## Algebra

Given the following piecewise function: Find the Given the following piecewise function: f(x)= {?(x+10 for -9 ?x

36. ## Science

Which of the following best explains why it is necessary for the body to eliminate waste?

37. ## chemistry

A co-op student designed an experiment to collect hydrogen gas by reacting iron with a hydrochloric acid (HCl) solution. The student’s co-op supervisor suggested that aluminum can also be included to generate hydrogen gas: Fe + 2 HCl → 2 FeCl2 + H2 2

38. ## math

a car goes to 10km due south,then it turns west and goes 5 km.Now it turns back and goes 10km due north.Where is the car from starting point?

39. ## Physics

A charge of +2uC is placed at one end of a meter stick, a charge of -2uC is placed at the other end. Calculate the electric field strength at the 50 cm mark

40. ## us history

what best summarizes the population decline of native americans.

41. ## Scientific notation

Express in scientific notation. Choose the answer with the proper number of significant figures. 69,000,000,000 = _____ 69 x 109 6.9 x 1010 6.910 It has to be A, but I'm not exactly sure.

42. ## Calculus

A tray of lasagna comes out of the oven at 200°F and is placed on a table where the surrounding room temperature is 70°F. The temperature T (in °F) of the lasagna is given by the function T(t)=e^94.86753-t)+70 , 0 ≤ t, where t is time (in hours) after

43. ## science

The muscular system is essential because it allows our bones to A. Strength B. Contract C. Lengthen D. Move Is the answer is D? Thanks.

44. ## CALCULUS

Hi guys can you help me! Please teach me step by step.. I really need it. pls! Thank you......... A swimming pool is 12 meters long, 6 meters wide, 1 meter deep at the shallow end, and 3 meters deep at the deep end. Water is being pumped into the pool at

45. ## Pre-Calculous (Trig)

The Singapore Flyer, currently the world's largest Ferris wheel, completes one rotation every 37 minutes.1 Measuring 150 m in diameter, the Flyer is set atop a terminal building, with a total height of 165 m from the ground to the top of the wheel. When

46. ## physics

A laser that emits pulses of UV lasting 2.95 ns has a beam diameter of 4.05 mm. If each burst contains an energy of 4.60 J, what is the length in space of each pulse? What is the average energy per unit volume (the energy density) in one of these pulses?

47. ## Language arts

How do you form the perfect tense of a verb? A.Use the Helping verb will and the base form of the verb. B.Use a form of the verb be and the last particle of the verb C.Use a form of the verb have and the present participle of the verb. D.Use a form of the

48. ## Help- Calulus

A. If the focal length of the convex lens is supposed to be 5 cm, and if the image is formed 7 cm from the lens, find the distance, p, from the lens to the object. (It’s not necessary to simplify your answer.) Equation: 1/p + 1/q = 1/f

49. ## physics

A golfer hits a shot to a green that is elevated 3.10 m above the point where the ball is struck. The ball leaves the club at a speed of 19.4 m/s at an angle of 33.0˚ above the horizontal. It rises to its maximum height and then falls down to the green.

50. ## physics

A man on the moon throws a ball vertically upwards and it is notices that the ball travels 3.0m less in the fifth second of its upward motion that it does in the third second. What is the acceleration due to gravity on the moon?

51. ## social studies

1. which of the following was not listed as a religious denomination that was present in royal georgia? puritans baptists catholics***** lutherans 2. which of the following was discussed as a reason that education was limited in royal Georgia? the school

52. ## Math

I just wanted to double check that I am correct. 1.Find the zeros for the function: f(x)= 4(x-3)(x+2)(x-4)^2 Zeros are: 3,-2, 4(multiplicity 2) 2.Find the zeros for the function: f(x)= x^3-9x Zeros are: 0, 3, -3

53. ## social studies

1. Which of the following was not listed as a religious denomination that was present in royal Georgia? • Puritans • Baptists • Catholics **** • Lutherans 2. Which of the following was discussed as a reason that education was limited in royal

54. ## Trigonometry

Triangle PQR has vertices P(0, 1), Q(0, -4), and R(2, 5). Find the coordinates of R' to the nearest hundredth after rotating triangle PQR counterclockwise about the origin 45º.

55. ## Math

1. Find all values of p such that 2(x+4)(x-2p) has a minimum value of -18. I know that y is the minimum value,I know x is -4. But, I am not sure how to find p. 2.The temperature of a point (x,y) in the plane is given by the expression x^2+ y^2 - 4x +

56. ## chem

if the delta h for the reaction A + 2B -> C is 150 kj, delta h for 6A + 12B -> 6C is what?

57. ## Math

1.What is the smallest possible value of 2x^4+(8/x^4) over all real nonzero values of x? To find the minimum value you have to factor it, but I am not sure how to factor this. 2.What is the maximum value of c such that the graph of the parabola y=1/3x^2

58. ## Trigonometry

Triangle PQR has vertices P(0, 1), Q(0, -4), and R(2, 5). Find the coordinates of R' to the nearest hundredth after rotating triangle PQR counterclockwise about the origin 45º.

59. ## Chemistry 101

Based on the masses of CaCl2 and Na3PO4 you determine from the periodic table,what mass combining ratio would you predict?

60. ## history

which of the following was not a rpespones of the colonies to the tea act? a. tea ships where sent back to britin in protest b. the tea was confiscated and sold later. c. crates of tea were dump in to the water. d. colonists made a profit because of the

asked by somebody help i am new
61. ## algebra

A jar contains \$34.75 in quarters and dollar coins. If the number quarters is three more than four times the number of dollars, determine the number of each type of coin.

62. ## Chemistry

Ho w much water would you need to add to 500 mL of a 0.3 M calcium nitrate solution to make the solution 0.1 M? A. 1.0 L B. 0.50 L C. 1.5 L D. 0.25 L E. 3.0 L The answer is A but I cannot figure it out.

63. ## Trigonometry

Triangle PQR has vertices P(0, 1), Q(0, -4), and R(2, 5). Find the coordinates of R' to the nearest hundredth after rotating triangle PQR counterclockwise about the origin 45º.

64. ## science

can you tell me the relationship between water treatment and geckos

65. ## Algebra

Describe how projections play a role in the least squares solution?

66. ## trigonometry

Two stations A and B are 2,000m apart. When an airplane was directly above A, an observer at B found that the angle of elevation of the airplane is 60° . How far is the plane from the station B??

67. ## Geography

What are the warning signs of a tsunami?

68. ## Chemistry

If 4.7M SrLi2 solution is diluted to 45L, what is the molarity of the diluted solution?

Which of these numbers can be classified as both real and irrational? a. 5.85 b. 63.4 c. square root 21 d. square root 36 Is the answer D?

70. ## calculus

can you find a sequence{an} such that {an} diverges, and the series of an converges? justify

71. ## Math

Which is an integer? A. 23 B. 1/4 C. Square root 27 D. 3.402538 Is the answer A? Thanks

72. ## mathematics

what is algerdra

73. ## calculus

f(x)= 3+4xe^{-5x}complete the sentences concerning the function a) the function f is decresing on the iterval...... b) the function f is increacing on the interval c) the function f is concave down on the interval d) the function f is concave up on the

74. ## chemistry

Propane (C3H8) which is used as fuel in BBQ tanks often contains some butane(C4H10). A sample of a fuel mixture known to contain both propane and butane occupies a certain volume at a total pressure of 30 mmHg. The sample is then burned completely to

75. ## Math

Solve P=P(base 0)e^kt Solve for t? I have no idea how to solve this

76. ## math

Solve the initial value problem 3(y-1)^2 = y'', with y(0) = 3 and y'(0) = 4. Assume y does not equal 1.

77. ## physics

At a distance of 1 cm from the source, the flux from the isotropic source is one hundred times brighter. Which source is brighter fifty centimeters away? At what distance from the source are the two equally bright? Could you explain the theory behind the

78. ## Math

Which of these numbers is classified as a rational number? A. Square root 17 B. Square root 23 C. Square root 9 D. Square root 2 Is the answer C? Thanks

79. ## Math

Which statement is false? A. The number zero is a rational number. B. Some irrational are also rational numbers. C. Every irrational number is a real number. D. Every integer is a rational number Is the answer C?

80. ## Physics

Spark timer acceleration lab How do you determine the acceleration from the slope of your best fit line?

81. ## chemistry

what volume of 0.150M Li2Sr solution is required to completely react with 130ml of 0.150M Co(NO3)2

82. ## English

1. Across 3 starts with 'n.' 2. 3 Across starts with 'n.' ----------------------- In a crossword puzzle, which one is correct?

83. ## math

Which of these numbers can be classified as both real and irrational? a. 5.85 b. 63.4 c. square root 21 d. square root 36 Is the answer D?

84. ## Physics

A mass of 14 kg is moving at a speed of 39 m/s at the bottom of incline which is inclined at an angle of 51.6 degrees. The incline has friction and the coefficient of kinetic friction is 0.6. The mass travels up the incline and stops due to both gravity

85. ## physics laws of motion

a block of mass 300kg is set into motion on a frictionless horizantal surface with help of frictionless pulley and a rope system.what horizantal force F should be applied to produce an acceleration of 1m/s in block

86. ## algebra 1

4=18-3w 18 - 3w=4 +18 +18 -3w=22 7 1/3

cloture is

88. ## Math

Find the limit as h approaches 0 for ln(1+h)/h

89. ## Physincs

You are given vectors A⃗ = 4.8 i^− 6.7 j^ and B⃗ = - 3.4 i^+ 7.5 j^. A third vector C⃗ lies in the xy-plane. Vector C⃗ is perpendicular to vector A⃗ and the scalar product of C⃗ with B⃗ is 17.0.

90. ## statistics

Scores on a national writing exam are approximately normally distributed, with a mean of 490 and a standard deviation of 20. Consider random samples of size 25 from the population of test takers. describe the sampling distribution of a sample mean. shape

91. ## Government

U.S Senators are elected A:From the most popular districts of the state. B:through political backroom deals rather than by the electorate C:From the whole state rather than from individually defined districts D:from a handful of carefully picked districts

92. ## Precalculus

(sinx-cosx+1)/(sinx+cosx-1)=(sinx+1)/(cosx)

93. ## Physics

An object slides down an inclined plane of initial height of 30m.its velocity at the foot of the plane is 20m..find the fraction of the initial potential energy which is dissipated as heat

94. ## physics

a turntable rotates about a fixed axis, making one revolution in 10s . the moment of inertia of the turntable about it's axis is 1200kg/m^2 . a man of mass 80kg , initially standing at the center of the turntable, runs out along a radius. what is the

95. ## Physics

(a) How high a hill can a car coast up (engine disengaged) if friction is negligible and its initial speed is 96.0 km/h? (b) If, in actuality, a 750 kg car with an initial speed of 96.0 km/h is observed to coast up a hill to a height 18.0 m above its

96. ## history

at which meeting was georgia not represented? a. provincial congress b. frist continenental congress c. second continental congress d. council of safety.

asked by somebody help i am new
97. ## American Government

the filibuster is a procedure used only in ?

98. ## science

an elephant of mass 500kg stands with all four feet on the ground. each foot has an area of 0.08m^2.calculate the pressure exerted on the ground.[g=10m/s^2]

99. ## Math

[R] = [4/5 -3/5] and [S] = [-3/5 4/5] [-3/5 -4/5] and [4/5 3/5] are reflection matrices. Calculate [R·S] and verify that it can be identified as the matrix of rotation. Determine the angle of the rotation.

100. ## english

Will you please give some points on adventure? I need to make a speech.

101. ## Thermodynamics

Consider 2 kg of an ideal gas (R=300 J/(kg.K) and Cp=1000 J/(kgK)) contained in a piston cylinder arrangement. The cylinder has a small valve at the end opposite to the piston.The cylinder walls are not adiabatic and allow heat transfer. The initial

102. ## Physics

You are making a trip in a space shuttle, and your friend Jimmy is in another space shuttle. He shares the same circular orbit with you, 370 km above earth. However, he is 21 km ahead of you. A) How long will it take you to catch up with your friend if you

103. ## Thermodynamics

Steam in a cylinder-piston arrangement expands from an initial condition of 5 bar, 80% dry to a final state of 2 bar, dry saturated steam. The initial volume of steam is 0.8 m3. The process of expansion can be represented by a straight line on the

104. ## Thermodynamics

An insulated rigid tank contains 1.5 kg of helium at 30∘C and 500 kPa. A paddle wheel with a power rating of 0.1 kW is operated within the tank for 30 minutes. Cvof helium = 3.12 KJ/Kg.K Problem 7A. Calculate the net work done by helium, in kJ. Enter the

105. ## health/stats

can cholesterol follow a normal distribution exactly? why or why not?

106. ## equation

if 3a = 5b, what is a:b?

107. ## equations

a : b = 5 : 1 and b : c = 2 : 3, then a : c =? I really need help on both

108. ## Last ratio/equation

There are 10 men to 12 women and 10 women to 15 children. What is the ratio of men to children then!?

Which of these numbers can be classified as both real and irrational? a. 5.85 b. 63.4 c. square root 21 d. square root 36 Is the answer D?

110. ## physics

During a baseball game, a batter hits a high pop-up. If the ball remains in the air for 6.65 s, how high does it rise? The acceleration of gravity is 9.8 m/s 2 . Answer in units of m CAN ANYONE HELP PLEASE ??????!!!

111. ## scientific notation

Express in scientific notation. Choose the answer with the proper number of significant figures. _____ 0.47 x 10-17 0.5 x 10-17 5 x 10-18

112. ## health

making a list of what you have to do and identifying what is most important is an example of. . . . A.mental rehearsal of tasks. B.relaxing by list making. C.time management. D.making connection

113. ## Math

1. Find the sum of the sequence: 32, -16, 8, -4, 2, .... My answer is 64/3. Am I correct?

114. ## Math

1. Find the sum of the first five terms of the sequence 2/3, 2, 6, 18, ..... My answer is 242. Am I right? 2. Which of these two sequences form a geometric sequence: 2x, 4x-2, 6x-4, ..... OR x+1, 2x+2, 5x+1, .....? Find the value/s of x and what is the

115. ## Physics

a person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 10 m/s. the cliff is 48 m above the water's surface as shown. how long does it take for the stone to fall to the water? the acceleration of gravity is 9.81 m/s2.

116. ## physics

a foot ball is thrown upward with an angle of 30 degree with respect to the horizantal .to throw a 40meter pass what must be the intial speed of the ball?

117. ## Equilibria

How to calculate the [Cu2^+] in a solution that was initially 1.0 M NH3 and 0.10 M Cu2^+ ? Kf value for Cu(NH3)4 ^ 2+ = 2.1*10^13 Please give me a detailed way of doing this problem. Thank you very much

118. ## science

Would somebody be so kind and help me with my homework,please?Explain, how a substance will dissolve differently if the temperature changes. Thank you for help.

119. ## Language arts

Which best describes Maya Ying Lin's design in "Always to remember" A. Place of healing, vertical like other monuments, durably made of stone. B. Harmonious with surrondings, place of healing, quiet memorial. C. Place of healing, political statement, quiet

120. ## Scientific notation. PLZ HELP!

Express in scientific notation. Choose the answer with the proper number of significant figures. (3 x 104) (4 x 1023) = _____ 1227 12 x 1027 10 x 1027 1 x 1028

Which statment is false? A. The number zero is a rational number. B. Some irrational numbers are also rational numbers. C. Every irrational number is a real number D. Every integer is a rational number Is the answer C?

122. ## medical billing

What code(s) is/are assigned for a patient admitted for an azathioprine 1 drug- induced aplastic anemia (initial encounter)? The patient has peripheral neuropathy of multiple joints of the lower extremities secondary to severe rheumatoid arthritis

123. ## calculus

f(x)=x2(x−24). So f is decreasing (and f′ is negative) on the interval (0,a) for a= ?

124. ## calculus

2) Let g(s)= t(4−t)^1/2 on the interval [0,2]. Find the absolute maximum and absolute minimum of g(t) on this interval. Enter DNE if the absolute maximum or minimum does not exist. The absolute max occurs at t= . The absolute min occurs at t=

125. ## calculus

A bright light on the ground illuminates a wall 12 meters away. A man walks from the light straight toward the building at a speed of 1.1 m/s. The man is 2 meters tall. When the man is 4 meters from the building, how fast is the length of his shadow on the

126. ## Language arts

Which of the following exoresses a main idea from "Always to Remember"? A. Maya Ying Lin was a talented and smart college student who became a designer. B. Maya Ying Lin's family life, travel ecperiences, and education provided er a background necessary

127. ## calculus

6) The function f(x)=4x3−18x2−480x−2 is decreasing on the interval ? Enter your answer using the interval notation for open intervals. It is increasing on the interval(s) ? The function has a local maximum at ?

128. ## Physics

A block of mass 0.40 kg rests on the inclined surface of a wedge of mass 7.0 kg. The wedge is acted on by a horizontal force F with arrow and slides on a frictionless surface. a)If the coefficient of static friction between the wedge and the block is µs =

A theatre company allows a group of 10 people to buy theatre tickets at a price of \$28 per person. For each person in excess of 10, the price is decreased by \$2 per person for everyone down to a minimum of \$10 per person. What number of people will produce

130. ## Math

A theatre company allows a group of 10 people to buy theatre tickets at a price of \$28 per person. For each person in excess of 10, the price is decreased by \$2 per person for everyone down to a minimum of \$10 per person. What number of people will produce

131. ## math

Katarina made 6 book covers in each color: red, green, yellow, and purple. She gave 5 book covers to each of her 3 best friends, then she gave 2 book covers to her cousin. How many book covers does Katarina have now?

132. ## chemistry

Table salt, NaCl(s), and sugar, C12H22O11(s), are accidentally mixed. A 4.00-g sample is burned, and 3.30 g of CO2(g) is produced. What was the mass percentage of the table salt in the mixture?

133. ## S.S

1. In the southern campaign launched by the British, Cornwallis lost a battle with the Americans under Nathaniel Greene at A. Savannah. B. Cowpens. C. Camden. D. Charles Town. B?

134. ## SS

Is the Okanagan in BC a valley?

135. ## MATH HELP

Domain l(x) is -12 less than or equal to x less than equal to 12 and it's range is 0 less than or equal to l(x) less than equal to 3 (b) What are the domain and range of l(1/5x) Enter the exact answer Domain Range Answer this Q

136. ## physics

What would it mean if mu is greater than one?

137. ## English

How do writers correctly punctuate sentences containing the documentation? Where would the quotations and parenthesis go? Please answer both

138. ## Geometry

1.1.Determine whether the regular pentagon has reflection symmetry, rotation symmetry, both, or neither. If it has reflection symmetry, state the number of axes of symmetry. If it has rotation symmetry, state the angle of rotation. For each type of

139. ## SAVE ME ( MATH)

function p(t) has a domain of 1 less than or equal to t less than or equal to 12 range of -40 < p less than or equal to 160 Find the domain and range for. Enter the exact answers A) P(1/4t+4) B) -1/10p(2t)+46

140. ## SS

Where is the Tree Stratum Zone of deciduous forests?

141. ## psy 103

Dubois claims that after the civil war, the courts and police forces led to the following outcomes

142. ## English

Other words to describe "minors"

143. ## English

Did I do alright fixing the following sentence? It was a run-on. (these run-0n are so tricky to me) Lawsuits seem to be getting out of hand; one little girl sued the Crack jack company, because the prize was missing from her box.

144. ## calculus

Use Lagrange multipliers to find the maximum and minimum values of f(x,y)=x^2y+3y^2-y subject to the constraintx^2+y^2less than or equal to 10

145. ## Calculus

Find the volume of the largest rectangular box with edges parallel to the axes that can be inscribed in the ellipsoid x^2/81+y^2/25+z^2/49=1

146. ## Math

Please help me! I know I am not showing my work but I don't even know how to solve these! Please help me! Tell whether the given equation has the ordered pair as a solution. 1. y = 6x; (3,16) 2. y = -4x; (-2,8) 3. y = x - 3/4; (2,1 1/4) PLease help me

147. ## physics

A mass of 3.25 kg is attached to the end of a spring that is stretched 20 cm by a force of 14 N. It is set in motion with an initial position x_0 = 0 and initial velocity (in m/s) v_0 = -11. Find the amplitude, period, and frequency of the resulting

148. ## English

1. Why would an author use other words like adolescent, teen, or young people just to describe minor? 2. How do you correctly punctuate sentences containing documented evidence? 3. From this thesis statement , what topic can you form out of it: Some people

149. ## science

how fast is mach 1 ?

150. ## calculus

A sample poll of 100 voters revealed the following information concerning three candidates A, B, and C who were running for three offices. 10 voted in favor of both A and B, 35 voted in favor of A or B but not C, 25 voted in favor of B but not A or C, 65

151. ## medical billing

what is ms-drg

152. ## calculus

Find the point on the surface z = 2x2+xy+3y2 where the tangent plane is parallel to the plane 8x-8y-z=5.

153. ## calculus

Given g(x) = (x + cosx)/(e^x - 2x^3 + 5). Find g'(x). Do not need to simplify.

154. ## maths

how to show the working out for 1.3*1.8

155. ## Microbiology

"people with takahara's disease don't produce catalase. Although often asymptomatic, this condition can lead to recurrent oral infections by peroxide-generating bacteria. How would you diagnose a catalase deficiency?" Would the answer be to put hydrogen

156. ## Calculus

1. If the tangent line to y=f(x) at (4,3) passed through the point (0,2), find f(4) and f'(4). My answer: f(4)=3 f'(4)=1/4

157. ## math

Find the distance between the point and the plane. (2, 5, 3) 3x + 2y – 3z = –6

158. ## Physics Help Please!!!! Check!

if I weigh N on Earth and 5320 N on the surface of a planet, what is the acceleration due to gravity on that planet? mg=702N m=702/9.8=71.6 kg mg=5320N g=5320/71.6=74.3 m/s^2

159. ## Physics

A marble rolls off a lab table that is 0.92 m high. It rolls off the table with a velocity of 1.66 m/s. How far from the base of the table must the chip be placed so that the marble will hit the chip?

160. ## math

Find the angle, in degrees, between two adjacent sides of the pyramid. P(2, 0, 0), Q(2, 2, 0), R(0, 2, 0), (base points) S(1, 1, 7) (tip point)

161. ## Physics

A horizontal rifle is fired at a bull's-eye. The muzzle speed of the bullet is 720 m/s. The barrel is pointed directly at the center of the bull's-eye, but the bullet strikes the target 0.031 m below the center. What is the horizontal distance between the

162. ## mathematics

Fill up the missing values LENGTH=60cm BREADTH =45cm HEIGHT=? Volume=54 dm³

163. ## Chem---DrBob222

Show the route you would use to go from starting material to product. You should give the reaction conditions for each step, but it is not necessary to give detailed mechanisms. RCH2CH2R TO R-CH(BR is attached under CH)-CH3 RCH2-C-(3 CH3 is attached to

164. ## Physics

A bullet is fired from a rifle that is held 2.5 m above the ground in a horizontal position. The initial speed of the bullet is 1450 m/s. Find: (a) the time it takes for the bullet to strike the ground and (b) the horizontal distance traveled by the

165. ## Physics/ Biomechanics

Compare the vertical jump heights obtained using the vertical velocity at take off and half the flight time. Which one do you think is more accurate in assessing a vertical jump performance? - my vertical jump height using vertical velocity at take off =

166. ## Physic

I need someone that can help with a formula any smart people. Law of universal gravitation f=g m 1 x m2 /r^2 needs to k ow what g is? Help?

167. ## Pre-Calc/Trig...

Help me please. Simplify 1. √-36 2. -√-625

168. ## Math

why would I have uarrived at square root 2 over 2 in this question Chang is participating in a charity bicycle road race. The route starts at Centreville and travels east for 13 km to Eastdale. He then makes a 135° turn and heads northwest for another 18

169. ## physics

A block of mass m is pushed along a horizontal table by a force F= 70 N a an angle 55 degrees with the horizontal. The coefficient of kinetic friction is 0.3 Write Newtons second law using vectors. Write newtons second law using x scalar components

170. ## calculus

ind the point(s) on the cone z^2 = x^{2}+3y^{2} that are closest to the point (-1,-7,0)

171. ## Pre-Calc/Trig...

Helpp needed, this is sort of confusing me. Describe the nature of the roots for this equation. 2x^2-x+1=0 A. Two real, rational roots B. Two real, irrational roots C. One real, double root D. Two complex roots

172. ## Calculus

The cost of producing x ounces of gold from a new gold mine is C=f(x) dollars. Do you think the values of f'(x) will increase or decrease in the short term? What about the long term? Explain.

173. ## Calculus

The number of bacteria after t hours in a controlled laboratory experiment is n=f(t). Suppose there is an unlimited amount of space and nutrients for the bacteria. Which do you think is larger, f'(5) or f'(10)? If the supply of nutrients is limited,would

174. ## English

This question is based on the following paragraph. (1) Brenda would have liked to have taken her vacation at the beach. (2) However, the weather forecast on the television called for rain. (3) Also, her fiancé, Max, wanted to vacation in the mountains.

175. ## Persuasive Essay Topics

What are some persuasive essay topics about schools or communities that people disagree with?

176. ## SS

Is agriculture widespread in coniferous forest regions?

177. ## biology

Part A. Making Visual Connections with the Textbook (5 points) You can answer these in a Word document, indicating the question number followed by your answer. Below is the Absorption Spectrum of Photosynthesis. As your textbook explains, plants have a

178. ## Precalc (domain and range)

Domain l(x) is -12 less than or equal to x less than equal to 12 and it's range is 0 less than or equal to l(x) less than equal to 3 (b) What are the domain and range of l(1/5x) Enter the exact answer Domain Range

179. ## algebra 1

4=18-3w 18 - 3w=4 +18 +18 -3w=22 7 1/3

180. ## nusyu

A small, spherical bead of mass 3.00 g is released from rest at t = 0 from a point under the surface of a viscous liquid. The terminal speed is observed to be £oT = 2.00 cm/s. Find (a) the value of the constant b that appears in Equation 6.2, (b) the time

181. ## Math

Suppose cosA = 12/13 with 0º≤A≤90º. Suppose also that sinB = 8/17 with 90º≤B≤180º. Find cos(A - B).

182. ## Spanish Questions?

16. What makes Pan American Games different from the Olympic Games? some sports are unique, like jai alai they are celebrated every 2 years only Cuba can host them they are celebrated every 6 years 17. Which theory was developed based on observations made

183. ## Calc

Describe e y = 6(g(x) - 9) as the result of first applying a stretch or compression and then applying a shift to g. First a ____________, by a factor of 6 __________ and then a ____________ by ________ units

184. ## Trigonometry

From a point 35 m from a building and 2 m above the ground , the angle of elevation of the top of the building is observed to be 60° what the height of the building?

185. ## calcu

(4,-3) is on g For each of the following functions find a point on its graph. Enter exact answers. I cannot find the other three :( a) g(2x) - 5 ,(2,-8) b) 3g(x) + 1 c) -(g(1/3(x+4))-8) d) 1/2g(-5x-15)-8

186. ## Trigonometry

Suppose a smooth glass-top table is tilted slowly. The angle, A, at which a glass plate on the table begins to slide is 43º. Use the equation mg sin A = umg cos A to determine the coefficient of friction, u. A)0.43 B)0.22 C)0.90 D)0.93

187. ## Math

Hi, I need help with figuring out how I calculated this question because my math teacher is asking "But my question is how do you get √2/2 How did you come up with that calculation?" Here's the question and my work for it: Chang is participating in a

188. ## Algebra

Using the given points, determine Δy. (-3, -5) and (0, 10) Δy = 3 Δy = 5 Δy = 13 Δy = 15

189. ## Trigonometry

Use the equation mg sin A = umg cos A to determine the angle at which a waxed wood block on an inclined plane of wet snow begins to slide. Assume the coefficient of friction, u, is 0.17.

190. ## Physics

A golfer hits a shot to a green that is elevated 3.10 m above the point where the ball is struck. The ball leaves the club at a speed of 19.4 m/s at an angle of 33.0˚ above the horizontal. It rises to its maximum height and then falls down to the green.

191. ## physics

Find the height of a hot air balloon if an object which falls from it covers 19% of the height in the last second of its fall.

192. ## research help

I need help with some research topics for a paper?