# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 602
1. ## Astronomy

Suppose you weigh 105 . How much would you weigh on other planets in our solar system? Assume you can stand either on the surface or in an airplane in the planet's atmosphere. (Hint: Recall from Chapter Light and Matter that weight is mass times the

asked by Alex-Johnson on March 30, 2012
2. ## Math

Sue bought an ice cream cone from Dairy Queen. The cone had a radius of 3cm and a height of 8cm. If I use the formula of (TT=3.14, r=radius, h=height) 2 V=1/3TTr h Is the answer 50.24 cm3? Any help is appreciated. If I'm not right could you tell/show me

asked by Kyle on October 27, 2014
3. ## Physics

Starting from Newton’s law of universal gravitation, show how to find the speed of the moon in its orbit from the earth-moon distance of 3.9 × 108 m and the earth’s mass. Assume the orbit is a circle. So I calculated this and got 1.0 km/s, I was just

asked by Marie on December 31, 2014
4. ## Algebra

We're doing multi-step equations, and I need help on how to check my answers? I knew how to do it on two-step equations, but now it's kind of confusing? for example, there's a problem, 6a-1 over 7 = 1 My answer was 4/3. We're supposed to insert our answer

asked by Lea on October 1, 2010
5. ## Economics

Develop a hypothetical table of information for coffee that shows demanded at various price and supply of coffee at these prices draw a demand and supply curve and show a equilibrium price at which the market is cleared of its aupplies

asked by Vishwendra on September 3, 2018
6. ## Maths

Suppose you were to leave \$100 to be equally divided between your great great grandchildren 100 years from now. Given that you can secure annual interest at 6% pa, what would this amount be? Find the compound interest, compounding monthly? Please show all

asked by Jannie on February 7, 2011
7. ## Precalculus

The instruments with an aircraft show that it is headed east with an airspeed of 180 mph. After 2 hours, the aircraft is actually 375 miles east and 20 miles north of its starting point. Find the wind speed and its direction.

asked by Merry on March 26, 2017
8. ## Statistics

The mean amount spent by a family on food per month is \$500 with a standard deviation of \$75. Assuming that the food costs are normally distributed, what is the probability that a family spends more than \$410 per month? Plesase show formula and calcuation.

asked by Bryant on January 26, 2010
9. ## physics

The muzzle velocity of a projectile fired from a gun has an upward component of 49 m/s and a horizontal component of 60 m/s. A. What Maximum height does the projectile reach? B. How far forward does it go (assume a level surface) Show step by step and how

asked by Amy on May 11, 2016
10. ## Intro to linear algebra

For the matrix: [[1,4,2],[2,5,1],[3,6,0]] (This is 3X3) .. find out whether the columns are linearly independent. Is the 3rd column a linear combination of two other columns? In both cases find the coefficients. Please show step-by-step and explain in

asked by Anonymous on October 11, 2017
11. ## physics

a fluid flows through a horizontal pipe of varying cross-section. Assuming the flow is streamline and applying the bernoulli equation, show that pressure in the pipe is greatest where cross-sectional area is greatest.

asked by Edwin on March 28, 2010
12. ## Physics Help

On the Acme W&W company production line, parts have to be transported 100 m by conveyor belt to a machine area. The parts move at a constant speed of 2.5 m/s. How much time does it take to move a part 100 m? Show steps please! Thank you!

asked by Tim on September 11, 2014
13. ## physics

1.) Draw a set of 1.5-volt cells in a series circuit so that the total battery voltage is 9 volts. A.) how many cell does it take? B.) show polarity connection. C.) suppose you connected one of the cells in part (a) so that it was backwards. what would the

asked by nitz on September 30, 2012
14. ## physics

1.) Draw a set of 1.5-volt cells in a series circuit so that the total battery voltage is 9 volts. A.) how many cell does it take? B.) show polarity connection. C.) suppose you connected one of the cells in part (a) so that it was backwards. what would the

asked by nitz on September 30, 2012
15. ## Physics

The position of a particle moves along the equation X = Vo/K (1 - e^(-KT)) Vo and K are constants a)determine the total distance that the particle moves b) Show that the aceleration is derived from the velocity c) Reason how it could take an infinite

asked by Lucia on October 3, 2012
16. ## Calculus

The formula for the amount (A) in a savings account compounded n times per year for t years at an annual interest rate r, with initial deposit P, is given by A=P(1+r/n)^nt. Evaluate this formula as the number of compoundings per year becomes infinite. (the

asked by Nick on October 27, 2015
17. ## Science 1 question

A researcher, studying dolphins in the wild, made the following sketch. Each dot on the map represents one dolphin. The area surveyed by the scientist was 1 km ^2. Based on the researcher's data, how many dolphins would you estimate to be in a 3 km ^2

asked by Noel on September 29, 2015
18. ## sir steve sir reiny any 1 plz help me maths har

Question. Find the greatest common divisor d of 159 and 51, and find integers x and y solving the equation 159 x + 51 y = d . Answer. d = 3. The extended Euclidean algorithm gives x = 9 and y = -28. (There are other solutions for x and y; these are not

asked by collins on February 10, 2017
19. ## pre cal

A movie theater seats 400 people. For any particular show, the amount of money the theater makes is a function m(n) of the number of people, n, in attendance. If a ticket costs 2 dollars, find the domain and range of this function

asked by hannah on September 4, 2011
20. ## chemistry

Antimony forms 2 chlorides having widely different properties. One of the chlorides is a solid that melts at 73*C and contains 46.5% chlorine by mass. The other is a liquid that boils at 140*C and contains 59.3% chlorine by mass. Show how these results

asked by sam on October 7, 2011
21. ## Maths

A rectangular field of length 260m and breadth 200m contains a circular track of diameter 140m. Taking pi=22/7, calculate the: length of fencing required to enclose the field and track, answer in km Please show working out! Thanks

asked by 10M1 on November 8, 2011
22. ## math

describe the steps you would take in making a graph to show the relationshiip betweentwo related variables (1) Make a table of pairs of measurements of the two variables (2) Plot the points on a graph (3) Draw a smooth line through the points

asked by chemiii on September 18, 2006
23. ## Math

Estimate the are under the curve f(x)=x^2-4x+5 on [1,3]. Darw the graph and the midpoint rectangles using 8 partitions. Show how to calculate the estimated area by finding the sum of areas of the rectangles. Find the actual area under the curve on [1,3]

asked by Jesse on November 18, 2010
24. ## Math PLZZZ HELP!!!

always true about a scatter plot with a positive trend? Choose two The point will form a straight line•• As the x value increases the y value increases The point will show a general upward trend left to right on the graph•• There will not be any

asked by Hey on April 20, 2016
25. ## CHEMISTRY

If a Li 2+ ion, initially in the 2nd excited state absorbs a photon of light with a fequency of 2.82 X 10^6 GHz, what will be the final energy level for this electron? Show all stepts to get final energy level. i have no clue what this question is even

asked by Kate on November 7, 2007
26. ## AP CHEMISTRY

If a Li 2+ ion, initially in the 2nd excited state absorbs a photon of light with a fequency of 2.82 X 10^6 GHz, what will be the final energy level for this electron? Show all stepts to get final energy level. i have no clue what this question is even

asked by Kate on November 7, 2007
27. ## math

A new law requires that 15 of an individual’s income be invested in the stock market. Your accounts show that you need to put \$435 in the stock market this year. How much did you earn this year? (1 point) \$2,955.00 \$2,900.00 \$2,905.00 \$2,889.50

asked by Anonymous on January 8, 2013
28. ## physics

a fluid flows through a horizontal pipe of varying cross-section. Assuming the flow is streamline and applying the bernoulli equation, show that pressure in the pipe is greatest where cross-sectional area is greatest.

asked by Edwin on March 28, 2010
29. ## Statistics

In a survey of 621 males ages 18-64 , 396 say they have gone to the dentist in the past year. Construct 90% and 95% confidence intervals for the proportion. Interpret the results and compare the widths of the confidence intervals. Please show step by step.

asked by Christina on April 7, 2014
30. ## Math

I need some help please. I don't understand the math that we are doing. Please explains to me in detail how to do radical expressions and like how to simplify them and stuff. I don't get it and it would be much appreciated. here is one of the problems.

asked by MissyQ on January 7, 2009
31. ## maths/physics help

A skate dancer spins about a vertical axis at 1rev/s with arms out Stretched.with her arms folded,her moment of inertia about the vertical axis decreased by 60%,Calculate the rate of revolution... Plz show step

asked by putman on January 16, 2017
32. ## CHEMISTRY

******* Please check. Also check sig figs. Ion Concentrations 1.) A solution is prepared by dissolving 5.00 g of stannic nitrate in enough water to make 250.0 mL of stock solution. A 15.0 mL aliquot (portion) of this stock solution is then removed and

asked by Anonymous on October 25, 2013
33. ## chemistry

Could someone help me with this please? In chemistry, we did a lab in which he put brands of commerical vinegar in a microplate. We put in 10 drops of each vinegar in each plate thinger then we added 1 drop of phenolphthalein and then put in as many drops

asked by Jeffrey on May 14, 2007
34. ## math

y=1/2x + 3/4 6x+8y=10 Only looking for X Step's in what i did 1.~6x+8(1/2x + 3/4)=10 2.6x+ 8/2x + 24/4 =10 3.(2)(6x+ 8/2x + 24/4 =10)(2) 4.12x+8x+ 24/4=20 5.20x+6=20 6. 20x=14 7. x= 14/20 I don't know what i did wrong. Please help me and if you don't

asked by edgard on January 5, 2017
35. ## math

Starting at the fourth floor, an elevator goes down 3 floors and then up 8 floors. Write a numerical expression to show at which floor does the elevator stop?

asked by Evelyn on January 28, 2016
36. ## Probability

Can anyone show me how to do these? In the game of Yahtzee, suppose you have dice 1-2-4-5-6. What is the probability of rolling the 1 and 2 once and getting a large straight? What is the porbability of rolling the 1 and 2 twice and getting a large

asked by Diane on September 19, 2010
37. ## Probability

Can anyone show me how to do these? In the game of Yahtzee, suppose you have dice 1-2-4-5-6. What is the probability of rolling the 1 and 2 once and getting a large straight? What is the porbability of rolling the 1 and 2 twice and getting a large

asked by Diane on September 17, 2010
38. ## Math,Ratio

a chef uses salt and sugar in the ratio 2:7 to make a sauce.if the chef uses 129.5g of sugar,how much salt does he use? show ur answer clearly pls

asked by Da S on December 27, 2011
39. ## math

Thickness of 12 sheets of paper is 2.4mm, find the thickness of 1 sheet of paper, help im 12 years old and \i don't know the steps can u show the steps please

asked by marisddd on August 27, 2016
40. ## solid geometry

A cone circumscribed a sphere and has its slant height equal to the diameter of its base. Show that the volume of the cone is 9/4 the volume of the sphere.

asked by defensivepoison on November 15, 2016
41. ## language arts

write a sentence using a present, past, or future tense verb. rewrite your sentence using a perfect tense verb. can you just show me one example.. thanks xx

asked by zerina on October 6, 2009
42. ## math

a clear plastic bag containing black marbles and white marbles.draw the box of marbles and shade the marbles to show that 1/4 are black

asked by khalid on February 25, 2012
43. ## Physics

you push with a 40-N horizontal force on a 2-kg box of coffee resting on a horizontal surface. The force of friction on the box is 12 N. Show that the acceleration is 4 m/s^2

asked by Tia on September 26, 2010
44. ## Physics

Draw a graph to show the decay of 32g of plutonium-241. Use the graph to find the mass of plutonium-241 after 20 years.

asked by Heena on November 14, 2010
45. ## math

log [ a^3\/ab / (ab^2) ] --> in words this is, log(a to the power 3 times by the square root of ab divided by (a times b to the power of two) please show the full steps

asked by Sam on December 30, 2010
46. ## Mathmatics

Show that the equation 3x^2 - x^3 + 3 = 0 can be rearranged to give: x = 3 + 3 ---- x^2 x^3 = Divide by ? = x = 3 + 3 ---- x^2 Using Xn+1 = 3 + 3 with x0 = 3.2 ---- x^2n find the values of x1 x2 and x3? What to the values of x1 x2 and x3 represent? The

asked by Joe on January 3, 2017
47. ## Mathematics

If triangle ABC and triangle XYZ,if angle A and angle X are acute angles such thay cosa=cosx then show that angle A=angle X?

asked by Sai Manogna on April 14, 2017
48. ## physics

need help combining these vectors (if you can please show me a step by step guide of combining these two. Thank you 56m at 296 degrees, then 83m 152 degrees

asked by jake on March 3, 2010
49. ## math

A 24-hour digital clock is gaining three minutes every hour. If you set it to the correct time at 6p.m. on Saturday, when will it show the correct time?

asked by Vuyokazi on February 9, 2016
50. ## Math

write a ratio comparing widths, lengths, and the perimeter of a rectangle 6 inches by 9 inches and a rectangle 8 inches by 12 inches. Show whether these are are equivalent or not.

asked by Jeremiah on October 13, 2013
51. ## math

Show that if a rectangle has its base on the x-axis and two of its vertices on the curve y = e^-x^2 , then the rectangle will have the largest possible area when the two vertices are at the points of inflection of the curve.

asked by Hou on May 2, 2010
52. ## grammar

Writeone complete sentence for each expression to show clearly how it differs in meaning from their expression in the group. a to begin by b to begin to a to part with b to part from

asked by Sehr on December 29, 2009
53. ## math

the length of a rectangle is 7 times as long as its width. if the perimeter is 72 meters what is the length and width of the rectangle? please show how to set up eqaution.

asked by gmoney on October 31, 2010
54. ## Maths

A square prism and square pyramid have the same base and the same surface area. Show that the slant height, l, of the pyramid is l=5/2 x s where s is the length of the base.

asked by darren on May 8, 2017
55. ## algebra functions

construct two composite functions, Evaluate each composite function for x=2. i do not fully understand functions yet can someone explain and show me what to do step by step f(x)=x+1 g(x)=x-2

asked by tani on October 16, 2013
56. ## Physics

Two forces of 5n and 7n respectively act an object.What is the maximum and minimum resultant of the two forces.Draw a diagram to show the minimum and maximum resultants.

asked by Millicentina on January 17, 2016
57. ## Maths

Dots are arranged to form pattern as show below: pattern 1 they are 2 pattern 2 they are 5 pattern 3 (a) how many dots are in the 4th, 5th, 11th, 200th patterns?

asked by Vuyo on February 10, 2012
58. ## math

let w represent the number of words and m represent the number of minutes. Write a rule to show the relationship between w and m. 280 words in 8 mins

asked by nina on October 15, 2011
59. ## Physics HELP!

A 20.0 g bullet is fired horizontally into a 85 g wooden block that is initially at rest on a frictionless horizontal surface and connected to a spring having spring constant 156 N/m. The bullet becomes embedded in the block. The bullet block system

asked by Megan on October 16, 2012

A 20.0 g bullet is fired horizontally into a 85 g wooden block that is initially at rest on a frictionless horizontal surface and connected to a spring having spring constant 156 N/m. The bullet becomes embedded in the block. The bullet block system

asked by Megan on October 16, 2012
61. ## logic

Aron: The two double A batteries in my CD player are dead, so the CD player doesn’t work. My television remote control, which also uses two double A batteries, works fine. So if I move the two batteries from my television remote control to my CD player,

asked by Anonymous on June 2, 2015
62. ## General Education

Aron: The two double A batteries in my CD player are dead, so the CD player doesn’t work. My television remote control, which also uses two double A batteries, works fine. So if I move the two batteries from my television remote control to my CD player,

asked by Tiffany on July 20, 2014
63. ## math

A consultant traveled 7 hours to attend a meeting. The return trip took only 6 hours because the speed was 10 miles per hour faster. What was the consultant's speed each way? Rachel earns \$6000 less than twice as much as Tom. If their two incomes total

asked by ashley-help please! on May 28, 2007
64. ## IT

This week you are beginning your project. The development for this project will take place over length of the capstone course. Your instructor will work with the the students to select and approve each portion of the project development. You will work on

asked by Shirley on August 7, 2011
65. ## physics

A student sits at rest on a piano stool that can rotate without friction. The moment of inertia of the student-stool system is 4.2 . A second student tosses a 1.1 mass with a speed of 3.0 to the student on the stool, who catches it at a distance of 0.45

asked by nikki on March 18, 2011
66. ## algebra

PLEASE HELP!! 3) When converting a system of linear equations into an augmented matrix, what equation form is needed? Slope-intercept form negative form graph form standard form 4) what does the vertical line in an augmented matrix represent? x-value

asked by idk on January 18, 2019
67. ## physics

a car of mass 1600kg,travelling at a speed of 30ms to the left,collides head-on with 0ms to the right,the two vehicles move together as a unit in a straight line after the collision.calculate the velocity of the two vehicles after collision.2.do the

asked by phethile dlamini on February 15, 2012
68. ## Statistics

Records show that 29% of all payments to a mail-order company are submitted aftr the due date. Suppose 50 payments are submitted this week. Let r be a random variable that represents the number of payments that are late. Use the normal approximanition to

asked by Regina Turner on December 5, 2012
69. ## chemistry

a student mixed a 50.0mL of water containing 0.50 mols of HCl at 22.5 degC with 50.0 mL of water containing 0.50 mol NaOH at 22.5 degC in a foam cup calorimeter.the temp increases to 26.0 degC. how much heat in kJ was released by the reaction? please show

asked by liza on January 20, 2010
70. ## Statistics

A resort tracks the number of days each guest stays. They've discovered that this variable is normally distributed with a mean of 9 days and a standard deviation of 3. They would expect 10% of the guest stay longer than how many days? Please show

asked by Bryant on January 26, 2010
71. ## Physics

A railroad flatcar is loaded with crates. The coefficient of static friction between the crates and the floor is 0.27. If the train is moving at 59.7 km/hr, in how short a distance can the train be stopped with a constant acceleration without causing the

asked by Lindsay on November 30, 2007
72. ## Math

A designer is designing a cylindrical punching bag. He wants to use a maximum of 1.3m^2 of material. He has determined that the diameter of bag should be 36cm. Determine the maximum possible height of the bag to nearest tenth if a centimeter. Please help

asked by Cherie on September 18, 2014
73. ## Physics

A dentist's chair with a patient in it weighs 2260 N. The output plunger of a hydraulic system begins to lift the chair when the dentist's foot applies a force of 61 N to the input piston. Neglect any height difference between the plunger and the piston.

asked by Howie on April 1, 2012
74. ## human resources

In 1992, Deloitte & Touche, LLP, was celebrating the tenth year in which approximately 50 percent of its new hires were women. Because it takes nearly a decade to become a partner, the accounting firm based in Wilton, Connecticut, was now sitting back

asked by robbie on April 13, 2010
75. ## human resources

In 1992, Deloitte & Touche, LLP, was celebrating the tenth year in which approximately 50 percent of its new hires were women. Because it takes nearly a decade to become a partner, the accounting firm based in Wilton, Connecticut, was now sitting back

asked by robbie on April 13, 2010
76. ## math

The base of an isosceles triangle is four less than the sum of the lengths of the legs. If the perimeter of the triangle is 44, find the length of the three sides of the triangle.[ Only an algebraic solution will be accepted ]

asked by vincent on July 27, 2013
77. ## chemistry

Can you help me with the following: Calculate the pH that results when 25 mL of .1M HCL is titrated with .1M NaOH solution run in from a buret at each of the stages of volume of .1 M NaOH add in 5.0 mL incrememnts beginning with 0 mL of NaOH

asked by Cathy on April 30, 2010
78. ## chemistry

Determine the number of bromide ions in solution when 4.23 g of magnesium bromide and 1.21 g of potassium bromide are dissolved in 120mL of water. Please explain not sure how to even start this problem, thanks!

asked by Stacy on December 8, 2010
79. ## chemistry

Calculate the current that must be passed into a solution of copper(ii)salt for 70sec in order to deposit 29gram of copper metal which atomic mass of copper is for 64

asked by dubem on June 30, 2019
80. ## ALGEBRA 1

A JET FLIES WITH THE WIND AT 1100km/hr and 750 km/hr against the same wind. Find the rate of the wind and speed of the plane PLEASE INCLUDE THE EQUATION OR SET FOR SOLUTION

asked by susana on May 29, 2012
81. ## chemistry

A 100.0 mL sample of 0.10 M NH3 is titrated with 0.10 M HNO3. Determine the pH of the solution before the addition of any KOH. The Kb of NH3 is 1.8 × 10-5. I thought that I would need a second volume to find the moles of NH3?

asked by Sydney on November 6, 2014
82. ## Chemistry

Calculate the pH of a 1 L buffer solution that contains 0.050 moles of acetic acid and 0.040 moles of sodium acetate to which 0.020 moles of NaOH has been added.

asked by Kailee on March 27, 2017
83. ## Physics

Enthalpy of solution of in water is -4 1.6 kilo joule per mole when n a o h is dissolved in water the temperature of water Option - A increase B decrease C does not change D fluctuates in definitely

asked by Anonymous on November 11, 2018
84. ## Math

Find the exact solution to 6x^2+1=-8x by using the Quadratic Formula. A)-4+-(sqrt10) B)-4+-(sqrt22)/6 C)-2+-2(sqrt10)/3 D)-4+-(sqrt10)/6 I chose C x=-b+-(sqrtb^2-4ac)/2a x=--8+-(sqrt-8^2-4(6)(1))/2(6) x=8+-(sqrt64-24)/12 x=8+-(sqrt40)/12 x= C

asked by Jon on February 20, 2008
85. ## Math

Hi I'm reviewing the following solution in my trigonometry text book and I can't figure out how they got their answer. If someone can help explain how they calculated 542.25 for a^2 (nothing I do comes up with that number): a2=b2+c2-2bcCosA

asked by Amy on July 24, 2011
86. ## Chemistry

explain two different ways you could make 100ml of .500M solution of NaOH if you have an unlimited amount of water, 100g solid NaOH and a bottle of 2.0M NaOH.

asked by Hashim on May 23, 2017
87. ## chemistry

Benzene freezes at 5.45oC. The Kf for benzene is - 5.07 oC/m. What would be the freezing point of a 0.210m solution of octane in benzene a) 1.06oC b) 4.39oC c) 6.51oC d) 10.52oC e) 5.80oC

asked by tobe on February 3, 2012
88. ## chemistry

Solution equals 0.015 M HCl Find OH Find pH Isn't pH=1.8? I don't know how to find OH :( Is there a formula or do subtract 14-1.8? I'm confused and I got this assignment today yet we haven't gone over anything yet.

asked by Clare on April 29, 2015
89. ## chemistry

What would be the pH of a solution of hy- poiodous acid (HOI) prepared by dissolving 144 grams of the acid in 200 mL of pure water (H2O)? The Ka of hypoiodous acid is 2¡¿10−11 1. 7 2. 10 3. 13 4. 5 5. 1

asked by hello on February 25, 2010
90. ## Calculus

Problem: Find the general solution to the following differential equation: x y' +x = ycos(1/x) I assume that you do separation of variables here: x(dy/dx) +x = ycos(1/x) xdy+x = (ycos(1/x)) dx ....? I'm stuck on how to simplify this. Thank you!

asked by Sarah on May 12, 2015
91. ## the practice of working with school age children

increased availability of afterschool programs has resulted in an increase in a.teen pregnancy in urban areas b.childhood obesity in japan c.parental productivity at work d.vandalism in local neighborhoods my answer is b

asked by susue on August 2, 2015
92. ## Chemistry

Does anyone know where I can get an image of the valence bond model for maleic acid? ie. showing the pi and sigma bonds and indicating the hybridization (sp2, sp3.. ) OR could someone describe these things to me? I'm just trying to check my work and make

asked by Rachel on January 20, 2011
93. ## Science 8th grade

A 73 year old woman suffers a severe cerebral hemorrhageafter a minoe trauma. Blood work reveals that her clotting ablity is imparied. Disease of which abdominal organ may contriute to this ? My answer is the spleen

asked by Anonymous on April 2, 2008
94. ## GOVERNMENT HELP

Where did classical liberalism start? I know it started in Europe but was it Britain or France or both? I merely want to check my work. Bob Pursley do not answer this since you are so rude by suggesting that I want you to do my homework for me.

asked by Suzanne on November 7, 2006
95. ## Literature

Which of these statements includes details about setting? A. A new student in school wants desperately to make friends. B. You can get satisfaction from trying, even if you do not succeed. C. The Great Depression had put half of the town out of work. D.

asked by Alexa on October 8, 2014
96. ## geography

this is pre-a level work before i start college 500 words explaining why globalization is an important and relevant topic for geographers to study? - include events in the news at the moment to support your argument. thank you

asked by hifza on September 6, 2016
97. ## Calculus

Find the area of the region bounded by the curves of y=sin^-1(x/4), y=0, and x=4 obtained by integrating with respect to y. Your work must include the definite integral and the anti-derivative. I am really confused on this question. I graphed all of the

asked by Dloc on May 2, 2017
98. ## Medical Physics

A 18000kg airplane lands with a speed of 77 m/s on a stationary aircraft carrier deck that is 115 m long. Find the work done by nonconservative forces in stopping the plane. I have an exam on this tomorrow and I am confused any help would be appreciated.

asked by Leah on October 13, 2009
99. ## american government

In comparison with citizens in European democracies, Americans are less likely to a. vote in national elections. b. actively work in an election campaign. c. participate in community activities. d. join an interest group. IS A CORRECT ANSWER?THANK YOU:))))

asked by vedrana on August 4, 2010
100. ## math

the distance of fencing reqired for 75 acres but fist changing it to meters squared i think that it is 304 969 m sq but i still don't know how much fence wire i need foe the circunferance please ckeck my work and give me the correct answer

asked by steve on June 1, 2011