# find the derivative of y=(3x+1)^2 y= square root 13x^2-5x+8

97,722 questions, page 208
1. ## Calculus

I finished the first question with no problem. It was something like: Find the points at which f(x) [insert three equations for left right and in between here] is discontinuous. At each of these points, is f cont. from the right or the left? As I said, I

asked by Elisabeth on May 22, 2010
2. ## Stats

Observations are taken on sales of a certain mountain bike in 30 sporting goods stores. The regression model was Y = total sales (thousands of dollars), X1 = display floor space (square meters), X2 = competitors’ advertising expenditures (thousands of

asked by Mat on September 30, 2010
3. ## statistics

A sociologist is interested in the relation between x = numberof job changes and y = annual salary (in thousands of dollars) forpeople living in the Nashville area. A random sample of 10people employed in Nashville provided the followinginformation: x

asked by John on April 20, 2014
4. ## Statistics

Find probability of getting outcome of heads and a five when a coin is tossed and a single die is rolled. = .50 for coin toss .17 for die Poll confidence level. Common for public opinion polls to have confidence level of 95%.If 5 different organizations

asked by David on December 5, 2006
5. ## Math

The dimensions of Mrs. Singleton's square garden are dilated using a scale factor of 3. What is the relationship between the area of the new garden and the old garden? A. The are of the new garden is nine times the area of the original garden B. The area

asked by Andrew on January 7, 2013
6. ## Really Need Help Please

A certain virus infects one in every 200 people. A test used to detect the virus in a person is positive 90% of the time if the person has the virus and 10% of the time if the person does not have the virus. (This 10% result is called a false positive.)

asked by Anonymous on December 16, 2016
7. ## Can someone help me please I've tired this problem

A certain virus infects one in every 300 people. A test used to detect the virus in a person is positive 80% of the time if the person has the virus and 5% of the time if the person does not have the virus. (This 5% result is called a false positive.) Let

asked by Crooklyn on October 2, 2016
8. ## Calculus

Mathematica Project - Position, Velocity, and Acceleration? A rocket is fired vertically upward into the air from a launching platform 100 ft above the ground. The platform is then retracted, and the rocket is allowed to fall to the ground. The height (in

asked by Ken on July 19, 2013

I wrote my math homework questions. It's in Jiskha Homework Help Forum In: Name:Tanisha Subject:Math Thank You! I already replied, you don't need to make a new question asking someone to answer...... Thanks for the answer! It was a good help! the product

asked by Tanisha on December 26, 2006
10. ## Math Pre-Alegebra

Please you have no idea how bad at math I am please just tell me if I am correct. :( thanks. For questions 1-2 use the following prism. The measurement's of the prism are width=41 ft. lenghth-32 feet. height-49 feet. 1 find the surface area for the given

asked by Makyla Caldwell on March 3, 2016
11. ## history

Discuss how the rise of capitalism led to the development of communism. I put: • Capitalism was where individuals and business firms would carry out all factors of production and trade. The owners would control the prices of their products. When

asked by Anonymous on April 14, 2011
12. ## math

Solve each problem and write your answers in scientific notation. 1. (6.0 x 105) x (3.0 x 104) = (1 point) 18 x 1020 18 x 109 1.8 x 1020 1.8 x 1010 2. (5 x 10–2) ÷ (2 x 103) = (1 point) 2.5 x 10-5 2.5 x 10-1 25 x 101 25 x 102 3. (2.56 x 106) x (3.56 x

asked by awesome guy on October 18, 2016
13. ## Math

Solve each problem and write your answers in scientific notation. 1. (6.0 x 105) x (3.0 x 104) = (1 point) 18 x 1020 18 x 109 1.8 x 1020 1.8 x 1010 2. (5 x 10–2) ÷ (2 x 103) = (1 point) 2.5 x 10-5 2.5 x 10-1 25 x 101 25 x 102 3. (2.56 x 106) x (3.56 x

asked by Plz help!!! on October 8, 2015
14. ## Calculus

Let f be the function defined as follows. $y = f(x) = {\color{red}5} x^2 -{\color{red}9} x +{\color{red}10}$ (a) Find the differential of f. dy = (b) Use your result from part (a) to find the approximate change in y if x changes from 2 to 1.97. (Round

asked by Ant on June 13, 2013
15. ## Calcus, Math

class of 18 students. (7, 13), (9, 7), (14, 14), (15, 15), (10, 15), (9, 7), (14, 11), (14, 15), (8, 10), (9, 10), (15, 9), (10, 11), (11, 14), (7, 14), (11, 10), (14, 11), (10, 15), (9, 6) Create a scatter plot of the data. What kind of correlation does

asked by Estron on October 10, 2016
16. ## Physics

A small 7.10kg rocket burns fuel that exerts a time-varying upward force on the rocket. This force obeys the equation F = A + Bt^2. Measurements show that at t = 0, the force is 121.0N, and at the end of the first 2.10s , it is 176.0N. Part A Find the net

asked by Dreskillz89 on September 20, 2009

Please show me all the steps to solving the problem also you can use comment field to explain the work QUESTION: a box contains 95 pink rubber bands and 90 brown rubber bands. you select a rubber band at random from the box. find each probability. write

asked by Anon on May 3, 2016

Please show me all the steps to solving the problem also you can use comment field to explain the work QUESTION: a box contains 95 pink rubber bands and 90 brown rubber bands. you select a rubber band at random from the box. find each probability. write

asked by Anon on May 3, 2016

A candy company has hired you as their new production manager. Your job is to choose the form of packaging for a new product from the five choices below. The package must hold at least 100 cubic inches. The cost of the cardboard for the packaging is $0.04 asked by sofi on June 2, 2017 20. ## Science Give two advantages that a telescope lens or mirror of large diameter has over one of small diameter The light-gathering power of an optical telescope is directly related to the diameter (or aperture) of the objective lens or mirror. Note that the area of asked by Lisa on February 2, 2007 21. ## Pre - Cal 1. Find the vertex of the parabola: 4y^2+4y-16x=0 2. Find an equation of the parabola, opening down, with vertex (-3,1) and solution point (4,-5). 3. The main cables of a suspension bridge are 20 meters above the road at the towers and 4 meters above the asked by Veronica on May 5, 2014 22. ## calculus Use the Upper Bound theorem to find an integral upper bound and the Lower Bound Theorem to find an integral lower bound of the zeros of the function. 3x^4 - x^3 - 8x^2 - 3x - 20. This is one of the problems from my summer review and I can't find anything asked by Jesse on September 9, 2010 23. ## check math problem (c) The number of cars found to have unsafe tires among the 379 cars stopped at a roadblock for inspection (assume that 15% of all cars have one or more unsafe tires). (i) Find the mean. (Give your answer correct to one decimal place.) 56.85. (ii) Find the asked by tommy512 on June 7, 2013 24. ## physics, help! urgent! A positive point charge q = +2.50 nC is located at x = 1.20 m and a negative charge of ƒ{2q = ƒ{5.00 nC is located at the origin. (a) Sketch the electric potential verses x for points on the x-axis in the range -1.50 m < x < 1.50 m. (b) Find a symbolic asked by Ella on November 14, 2012 25. ## Geometry a baseball diamond is a square wiht 4 right angles and all sides congruent. wrte a two column proof to prove that eh distance from first base to third base is the same as the distance from home plate to second base. write a two column proof to prove that asked by Me on February 17, 2013 26. ## gen physics A 152 kg boat is at rest in a calm lake at the end of a dock. A 85.6 kg person running down the dock leaps into the boat with a horizontal velocity of 4.58 m/s. Ignore all effects of friction and resistance due to the water. a) Find the kinetic energy of asked by rodney on July 11, 2013 27. ## Physics A 2.5 kg block sits on an inclined plane with a 30 degree inclination. A light cord attached to the block passes up over a light frictionless pulley at the top of the plane and is tied to a second 2.5 kg mass freely hanging vertically. The coefficients of asked by Margaret on October 11, 2013 28. ## science Moving at 20m/s a carr of mass 2000kg applies its brakes and comes to rest over a distance of 10m. Find the size of the net force that acted to stop the car. would I find t using t=dv. then would I use that for F=(m*v)/t ? The speed doesn't stay constant, asked by Jenny on November 20, 2006 29. ## Management The price P per unit at which a company can sell all that it produces is given by the, function P(x) = 300 — 4x. The cost function is c(x) = 500 + 28x where x is the number, of units produced. Find x so that the profit is maximum., Question:, 1) Find the asked by Rajan on March 28, 2013 30. ## Literature 4. At the end of Chapter II of The Call of the Wild, what's meant by the phrase "The domesticated generations fell from him"? A. Buck has lost a lot of hair in his fight with Spitz. B. Buck is learning to love a human being again. C. Buck is losing his asked by Vmarie on November 28, 2015 31. ## Check my ENGLISH answers please!!!! star** by my answer 1. Identify the sentence that relies on emotional language. (1 point) If that happened to me, I would take immediate action. I would address the situation directly if that ever occurred. I wouldn’t hesitate to seek outside help if asked by Rynn on March 9, 2016 32. ## statistics A person is selected at random from a population that has the following characteristics: 65% of the people are men; the others are women 12% of the men are smokers 7% of the women are smokers 1. Find the chance that the selected person is a non-smoker, asked by AmmanJordan on April 18, 2013 33. ## Day Care Children will develop a sense of self-direction and competence if materials are arrangeed so that children A. must apply ingenuity to find needed materials. b. must ask a caregiver for needed materials c. can easily find matereials themselves. d. will be asked by Cynthia on January 9, 2009 34. ## physics You're in an airplane that flies horizontally with speed 830km/h (230m/s ) when an engine falls off. Neglecting air resistance, assume it takes 35s for the engine to hit the ground. Find the height of airplane. Find the horizontal distance that the asked by Maria on March 26, 2015 35. ## Math(Correction) Use the given function values and trigonometric identities (including the relationship between a trigonometric function and its cofunction of a complementary angle) to find the indicated trigonometric functions. Sorry for the mistake. They are two separate asked by Mark on March 23, 2010 36. ## trigonometry how to graph y= sin2(x+1) and y =cos 10(x+3) I know how to find amplitude period phase shift and Vertical shift for first question amp=1 period =pie phase shift =left 1 how to find points to plot it? what values we should put for x interms pies or numbers asked by shailaja on December 20, 2015 37. ## algebra You are going on a camping trip and can carry only 2 gallons, or 8 quarts, of water. After 2 days of hiking, you have used 3 quarts of water. There is an accident, and you find yourself on a ledge where you must wait for someone to find you. You decide to asked by rae on June 30, 2016 38. ## Reading/Abnormal psychology Hello, I am reading the book Girl Interrupted and have to write a review on it, I know that the main person in the book had borderline personality, but I need to find how the treatment an or disorder affected the family, and I can't find the answer to that asked by Ashley on October 1, 2008 39. ## math I was asked to deduce the values of a,b, and c for the parabola y= ax^2 + bx +c. There are 4 clues given: 1. the y-intercept is (0,6) 2. The curve goes through (4,5) 3. The curvev has a turning point at (2,3) 4. the line of symmetry is x=1 Questions: It is asked by Dyan on March 3, 2010 40. ## math apr A car with a sticker price of$42,650 with factory and dealer rebates of $5,100 (a) Find the monthly payment if financed for 60 months at 0% APR. (Round your answer to the nearest cent.) (b) Find the monthly payment if financed at 2.5% add-on interest for asked by lisa on June 17, 2014 41. ## Math Use an equation to solve the problem. 1. What is 57% of 11? (1 point) 11 = 0.57 • n; 19.3 n = 57 • 11; 627 n = 0.57 • 11; 6.27 11 = 57 • n; 0.19 2. 224 is 25% of what number? (1 point) 224 • 0.25 = w; 560 224 = 0.25 • w; 896 224 • 0.25 = w; asked by Cami on December 9, 2015 42. ## Physics A horse runs 15 m [N 23° E] and then 32 m [S 35° E]. What is the total displacement of the horse? I can't even visualise this... My friend told me the basic steps on how to solve it, but I got the wrong answer anyways... d1 = 15 m [N 23° E] d1x = 15m asked by a Canadian on February 25, 2013 43. ## physices A pistol that fires a signal flare gives it an initial velocity (muzzle velocity) of 182 m/s at an angle of 60.7above the horizontal. You can ignore air resistance Find the flare's maximum height if it is fired on the level salt flats of Utah. Find the asked by wala'a sami on April 8, 2011 44. ## differetial calculus-related rates LINEAR VS ANGULAR SPEED A wheel of a radius 30 centimeters revolves at a rate of 10 revolutions per second.A dot is painted at a point P on the rim of the wheel. a)find dx/dt as a function of ϴ. b)use a graphing utility to graph a function in part (a) asked by =) on September 16, 2014 45. ## Chemistry If a 2.6 g of weak diprotic acid were dissolved in 100 mL of water and a 10 mL aliquot of this solution required 21.6 mL of 0.1 M NaOH to reach the first endpoint, what are the equivalent and formula weights of H2A? I think I first need to find the moles asked by jhon on February 16, 2012 46. ## Physics A 0.525 kg ball starts from rest and rolls down a hill with uniform acceleration, traveling 154 m during the second 10.0 s of its motion. How far did it roll during the first 4.00 of motion? I thought the answer was .2464 m, but it has been a couple of asked by Josh on September 11, 2006 47. ## Anthropology In many cultures of the world today we find a powerful essence known as mana. In such thought, mana endows not only people but animals, other living things, and at times inanimate objects with special qualities, also viewed as powers. With this in mind, asked by MeMe on February 4, 2015 48. ## Pre calculus A tugboat is traveling at 30 miles per hour at a compass heading of 38 degrees. The current is from the direction of 125 degrees moving at 7 mph. Find the resultant speed and the direction of the boat. I understand the concept and that I must use the law asked by Hanna on February 16, 2015 49. ## Algebra 2 Hello! I need help with these four math problems. Thanks so much! :) 1.) ƒ(x) = (x^4)/4 − 3x^3 + (23x^2)/2 - 15x. Find the x values where the extremes occur. 2.) On a 10 question exam each question is worth 10 points (no partial credit). How ways can asked by Fiona on May 8, 2014 50. ## English Could you check if the following alternatives are possible, please? Thank you. 1) I didn't know your address but I was able/managed to find you. (succeeded in finding you??? ) 2)When I was young, I could/was able to (NO: managed to/succeeded in ) 3) I asked by Henry2 on October 22, 2011 51. ## Math Find inverse of f if f(x)= x^2-4x+3, (for x is smaller than and equal to 2). First prove that f(x) is one to one in the defined domain of f and then obtain the inverse function. I know how to find the inverse. We just switch x and y. so y=x^2-4x+3 becomes asked by Mahnoor on January 19, 2015 52. ## Probability Six marbles are chosen without replacement from a box containing 10 red, 8 blue, and 3 yellow marbles. Let X be the number of blue marbles chosen. a) Find the probability distribution of X. b) Find the mean of the random variable X asked by Anne on March 22, 2012 53. ## Please help with Calculus problem?? A particle moves with a fixed acceleration 3 m/s^2. If its initial velocity is s(0)=0: a) Find its velocity function. b) How long does it take for the particle to reach the velocity 14 m/s^2? c) Find the distance the particle traveled when its velocity asked by Robin on July 10, 2013 54. ## MATH 116 Suppose you are at the gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation: What does the number 3.03 represent? Find C(2) & Find C(9) PLEASE HELP!! asked by ggift on November 4, 2009 55. ## calculus Consider the curve given by the equation y^3+3x^2y+13=0 a.find dy/dx b. Write an equation for the line tangent to the curve at the point (2,-1) c. Find the minimum y-coordinate of any point on the curve. the work for these would be appreciated i don't need asked by Little on February 13, 2011 56. ## Physics a) A car accelerates uniformly from rest to a speed of 97.9 mi/h in 6.93 s.Find the constant acceleration of the car.Answer in units of m/s^2. b)Find the distance that the car travels during this time.Answer in units of m. How do you do this? asked by Landia on October 13, 2016 57. ## Help!! Geometric progression Question(1):A G.P has a common ratio of 2 find the value of 'n' for which the sum 2n terms is 33 times the sum of n?? Question(2):in A G.P the product of the 2nd and the 4thterm is double ,the 5th term and the sum of the first 4 term is 80.find the G.P?? asked by Collins on October 1, 2015 58. ## algebra Given an equation of a line, find equations for lines parallel or perpendicular to it going through specified points. Find the appropriate equations and points from the table below. Simplify your equations into slope-intercept form. The equation is y=3x+3 asked by jamie edwards on April 18, 2017 59. ## Algerbra imagine you are at a gas station filling your tank with gas. the function c(g) represents the cost c of filling the gas tank with g gallons. given the equation c(g)=3.03(g) A. what does the number 3.03 represent B.find c(2) C.Find C(9) asked by Anonymous on April 11, 2010 60. ## I need help on a geometry cone/frustrum problem A sphere with radius 3 is inscribed in a conical frustum of slant height 10. (The sphere is tangent to both bases and the side of the frustum.) Find the volume of the frustum. Could someone help me? I can't find the radius of the cone.... asked by Knights on February 16, 2013 61. ## Physics Hi, So I have this picture of a ramp with a ball going down. I have figured the average velocity, acceleration, and total distance. Now I have to find out the instantaneous velocity at half the distance? I a not sure how to find the instantaneous velocity, asked by anonymous on November 4, 2009 62. ## Math Find the future value of a$10,000 investment at 10 % annual interest compounded semiannually for 4 years. (a) $14,000 (b)$ 12,000 (c) $24,774.55 (d)$ 14,774.55 (e) $24,477.55 Can someone please help me find the future value? I am stuck on this asked by Adam on November 2, 2011 63. ## physics Two parallel plates carry uniform charge densities –0.45nC/m2 and +0.45nC/m2 . Find the magnitude of the electric field between the plates. Find the magnitude of the acceleration of an electron between these plates. asked by jrfannin on February 10, 2014 64. ## calculus Consider the function f(x) = 3 -2 x^2 on the interval [ -5 , 3 ]. (A) Find the average or mean slope of the function on this interval, i.e. \displaystyle{\frac { f(3) - f(-5) }{ 3 - (-5) } = } 4 (B) By the Mean Value Theorem, we know there exists a c in asked by sze on January 26, 2018 65. ## pre calculus Hi, I am having a problem trying to find and understanding how to find the extreme values. I have a problem which I can't do. Will someone please explain for me how to do it. I would like to be able to do other similar problems. This is the problem I am asked by Cat on June 16, 2013 66. ## Chemistry I cannot find information that gives me a clear answer whether NaBr is an electrolyte or non electrolyte. I have found some information that K2SO4 is an electrolyte, but now I am doubting that. All of my others I have been able to find solid information asked by Larry on January 31, 2008 67. ## pre calculus Hi, I am having a problem trying to find and understanding how to find the extreme values. I have a problem which I can't do. Will someone please explain for me how to do it. I would like to be able to do other similar problems. This is the problem I am asked by Cat on June 16, 2013 68. ## math please help A (4,3) B (3,-3) c (-4,5) Find the slope of AB, BC, and AC. Find the tangent of each angle and their angle measure (inv. tan) using: tan of an angle =m2-m1/1+m1m2 m2 being the slope of the terminal side (measuring counterclockwise) the triangle looks like asked by hw on February 8, 2011 69. ## geomety please help the perimeter of a recatngle is 54 inches. The width is one inch less than the lenght. FInd the length and width. I just don't understand how to find the length and width if i am only givent eh perimeter please show work thank you asked by jamie on September 14, 2016 70. ## World history; Check:P What is the significance of the twelve tablets The Twelve TABLES were significant because they were an early example of written law displayed publicly for all who could read them, another example being Hammurabi's Code What measures did the government take asked by Unknown on February 11, 2013 71. ## physics 2. a 755N diver drops from a board 10.0 m above the water's surface. Find the divers speed 5.00 m above the water's surface. then find the diver's speed just before striking the water. 3. if the diver in item 2 leaves the board with an initial upward speed asked by gaby on December 4, 2008 72. ## physics!-concervation of energy equations 2. a 755N diver drops from a board 10.0 m above the water's surface. Find the divers speed 5.00 m above the water's surface. then find the diver's speed just before striking the water. 3. if the diver in item 2 leaves the board with an initial upward speed asked by gaby on December 4, 2008 73. ## English Can you check if the various exercises are all possible? Thank you, Writeacher. Here is exercise 1. •1) The new German teacher (arrive) _______on Tuesday, for his first lesson. 2) On Saturday night we (meet) _______our friends in the square at 3 asked by Matthew on April 16, 2012 74. ## physics question: your propessor enters a dogsled race during the winter break to get started she pulls the sled (total mass 80kg) with a force of 180N at 20degrees the sled moves 5m along horizontal. find the work she does find the final speed of the sled after asked by jerome on August 25, 2014 75. ## PHYSICS A long, straight wire lies on a horizontal table and carries a current of 1.45 µA. In a vacuum, a proton moves parallel to the wire (opposite the current) with a constant speed of 3.00 104 m/s at a distance d above the wire. Determine the value of d. asked by Physics on May 26, 2010 76. ## Physics A woman driving her car approaches an intersection and begins to accelerate just as the traffic light turns green. Her velocity is the function of time described by the equation: v(t)=2t^2-8t+10 (A) Use calculus to find her instantaneous acceleration at asked by Genny on June 11, 2012 77. ## maths Solve 1.-6b+1+4b= -3b+6 2.8x - 4x = -8 3.the sum of twice a number and 14 less than the number is the same as the difference between -38 and the number. what is the number? 4. some number is six more than eight. what is the number? 5. 3.2x + 5.6x = 3.1 + asked by francis on October 11, 2006 78. ## 7th grade math Ms. Sue please Multiple Choice Use an equation to solve the problem. 1. What is 57% of 11? (1 point) 11 = 0.57 • n; 19.3 n = 57 • 11; 627 n = 0.57 • 11; 6.27 11 = 57 • n; 0.19 2. 224 is 25% of what number? (1 point) 224 • 0.25 = w; 560 224 = 0.25 • w; 896 224 asked by Delilah on November 28, 2012 79. ## precalculus Find the angle between the two sides of length 6 in an isosceles triangle that has one side of length 9 and two sides of length 6. Find using the inverse. asked by Victoria on April 28, 2011 80. ## precalculus Find the angle between the two sides of length 6 in an isosceles triangle that has one side of length 9 and two sides of length 6. Find using the inverse. asked by Victoria on April 28, 2011 81. ## College Algebra The total revenue R in dollars from selling tops for P dollars each is given by R= P(200-p) where P < or = 200. Find R when P =$200 Find P when R = $7500 asked by lisa on July 28, 2011 82. ## Math Find the unit vector that points in the same direction as the vector from the point P=(8,2) to the point Q=(5,9) Find vector PQ, then divide it by its magnitude. asked by Alejandro on April 16, 2007 83. ## math Find a shortcut for computing the sum: 1+3+5+7++11+13+15+17=?? Explain your shortcut and how you could use this same shortcut to find the sum of all the odd numbers form 45 to 99. asked by lesly on March 14, 2011 84. ## mathematics 1} the first term of an AP is 2 and the common difference is 3.Find the sum of the first 11 terms. 2}The 2nd and 5th terms of a GP are -6 and 48 respectively.Find the sum of the first four terms asked by promise on September 10, 2015 85. ## math Find the maximum integer k on your calculator such that log(k)can be evaluated. How could you evaluate the following: log(k+k);log(k^5) on the same calculator? Now find these values. asked by Hayli on September 12, 2010 86. ## Pre-Calc Answer Check 1. Find a polynomial with a zero at 3 and a zero of multiplicity 2 at -1. My answer: x^3 - x^2 - 5x - 3 = 0 2. Find the zeros and multiplicities of f(x) = x^5 - 16x^4 + 64x^3. My answer: x = 0 of multiplicity 3 and x = 8 of multiplicity 2. asked by Anonymous on February 2, 2016 87. ## Math Susan's property is assessed at$27,500. The property tax rate in her city is 3.25%. Find her property tax. how do i find it?

asked by Rhett cowley on May 9, 2014
88. ## algebra

The total revenue R in dollars from selling tops for P dollars each is given by R= p(200-9) where p< or = 200. a) Find R when P = $200 Find P when R =$7500

asked by linda on July 28, 2011
89. ## math help plz!

j=6.50% m=Daily(365) f(effective rate)=? f=(1+i)^n =(1+(.0650/365))^365 =1.067152848-1 =0.067152848 =6.72% i know how to find the "f" but if its j=? m=Quarterly(4) f=3.25% how do i find the "j"???

asked by Amy on March 27, 2010
90. ## math!

j=6.50% m=Daily(365) f(effective rate)=? f=(1+i)^n =(1+(.0650/365))^365 =1.067152848-1 =0.067152848 =6.72% i know how to find the "f" but if its j=? m=Quarterly(4) f=3.25% how do i find the "j"???

asked by Amy on March 27, 2010
91. ## Maths Algebra

Deepak👦is twice as old as his brother Vikas👶. If the difference of their ages be 11 years,find their👬present ages.after 18 years ,their👬ages will be twice . Find this also.

92. ## Algebra

A rectangle has a width which is 2/3 of its length. Find its length if its perimeter is 80 cm. Find its dimensions. P = 2L + 2W 80cm = 2L + 2 (2/3)L 80cm =6/3 L + 4/3L 80cm = 10/3 L 80. 3/10 = L 24cm =L or L= 24 cm W = 2/3 .24 W = 16 cm

asked by Jennifer on May 16, 2015
93. ## MATH!!

The area of Mrs.Raders rectangular garden is 100 square feet. One side is a stone wall. She encloses the other 3 sides with 30 feet of fencing. What are the dimensions of her garden? I have the length of the triangle to be 30-2x and the width to be x. But

asked by megan on May 7, 2007
94. ## Physics

1. The image shows a man pulling a truck. If it does not show up for you for whatever reason, this is a description of the image. Assume it takes 2500 N for him to pull the truck along the road at a constant speed. a. Find the net force acting on the

asked by Andrew on October 22, 2018
95. ## Social studies

Can You Review my answers and tell me which are wrong 1.Why did Henry VIII come into conflict with the pope? A. Henry wanted England to become a Protestant nation. B. Henry wanted to remove the pope as head of the Church.** C. The pope refused to annul

96. ## geometry

"Triangle DEF is similar to triangle ABC, and the length of side DE is 6 cm. The length of side AB is 2 cm. If the area of triangle ABC is 5 square cm, what is the area of triangle DEF?

asked by Anonymous on July 6, 2011
97. ## chemsitry

Consider the diprotic acid H2A with K1 1*10^-3 and K2= 1*10^-9 . Find pH, [H2A], [HA], and [A2-] for a .2000M solution of H2A b)Find pH, [H2A], [HA], and [A2-] for a .200M solution of HA- c) Find pH, [H2A], [HA], and [A2-] for a .200M solution of A-

asked by Jessica on April 7, 2013
98. ## Equation of a straight line.

1. Find the equation of the line described in each case: a) Gradient 3, cuts through (0, 6). b) Steepness of 4, passes through (0, -2). c)Parallel to y = 5x - 1, cuts the y-axis at (0, 10). d)Cuts through (0, 7) and (5, 17) 2. Here are 3 eqautions: A. y +

asked by DJ Frankie Pigeon on January 15, 2007
99. ## Chemistry

We did a titration lab, and one of the post-lab questions says: "the manufacturer of the vinegar used in this experiment claims that the vinegar contains 5% acetic acid by weight. Use your results and a density of 1g/mL to determine if this claim is true

asked by Alexandra on October 14, 2015
100. ## Chemistry

We did a titration lab, and one of the post-lab questions says: "the manufacturer of the vinegar used in this experiment claims that the vinegar contains 5% acetic acid by weight. Use your results and a density of 1g/mL to determine if this claim is true

asked by Alex on October 14, 2015