1. physics

    When serving a tennis ball, the player hits it when its velocity is zero (at the highest point of a vertical toss). The racket exerts a force of 560 N on the ball for 5.00 ms, giving it a final velocity of 45.0 m/s. Using these data, find the mass of the

    asked by Amelia on December 19, 2011
  2. Math

    An individual has 25000 to invest. As their financial consultant, you recommend investing in Treasury Bills earning 7%, Corporate Bonds earning 9% and Junk Bonds earning 11%. Find all the investment alternatives that will earn $2000 per year.

    asked by Rick on May 1, 2013
  3. Calculus HELP plz

    Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region. 2y=4x^1/2,y=5,2y+1x=5 Do you really mean "2y+1x=5" ? It is not customary to use the coefficient 1 in front of a variable.

    asked by jimmy on May 5, 2007
  4. Math/Geometry

    i need help figuring out how to find the area of this trapezoid. two sides have 8cm, another one has 10cm, and the last one has 16cm. Also, there is a dashed line inside of the trapezoid that is 7cm. A. 8 cm squared B. 62 cm squared C. 84 cm squared ** D.

    asked by Kate on April 16, 2018
  5. College Algebra

    Find all solutions of the equation. Check your solutions in the original equation. (Enter your answers from smallest to largest. Enter NONE in any unused answer blanks.) 16t^2/3 + 40t^1/3 + 25 = 0

    asked by Jack on July 13, 2013
  6. math

    the area of rectangular plot of land fenced all round is 2000 sq. yards and the total length of fencing 180 yards. find the length and width of plot.

    asked by kashif on December 13, 2015
  7. math

    the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz

    asked by parul on May 30, 2012
  8. math

    the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz

    asked by PLZ HELP ME NOW... on May 30, 2012
  9. Algebra 2

    suppose the experimental probability is 1/3 that a carton of eggs contains at least one broken egg. Use a stimulation of 20 trials to find the experimental probability that three cartons selected at random contain only unbroken eggs.

    asked by Liliya on September 10, 2015
  10. algebra

    A plane can fly a certain distance in 6 hours with the wind, but can return only three-fourths the distance in the same time. If the speed of the plane in still air is 200 km per hour, find the velocity of the wind.

    asked by Help, pls on April 2, 2015
  11. math help

    How do you figure out a related sentence for fractions? (here is the problem) t + 1/8= 3/5 multipy the 1/8 by 5/5 or it is 5/40 Then, mulipy the 3/5 by 8/8 to 24/40 Finally subtract 5/40 from both sides. Think out why it is done this way. What do you mean

    asked by Emily on February 13, 2007
  12. MATHS

    A manufacturer offers a20% rebate on the marked price of a product. The retailer offers another 30%rebate on the reduced price. Find the single equivalent reduction of the two reductions. Please help!

    asked by A GOODSTUDENT on August 25, 2016
  13. Physics

    An object is placed at a distance of 50cm in front of a mirror of focal length 25cm. Find the image distance. If the object is 10cm high what will be the nature and size of the mirror?

    asked by Charlesh on May 19, 2016
  14. Math

    Find the effective rate corresponding to the given nominal rate. (Round your answer to the nearest hundredth of a percentage point.) (a) 4%/year, compounded quarterly ? % (b) 3%/year, compounded monthly ? %

    asked by Amanda on November 23, 2012
  15. Math

    Find the effective rate corresponding to the given nominal rate. (Round your answer to the nearest hundredth of a percentage point.) (a) 4%/year, compounded quarterly ? % (b) 3%/year, compounded monthly ? %

    asked by Amanda on November 23, 2012
  16. Geometry

    The measure of an angle SUT is twice m

    asked by Katie W on February 10, 2015
  17. algebra

    srry if i am asking to many questions today this is my last thing plse help me how do you do problems like this find the slop and y intercept of the equation 3 y=x-5/4 5/4 is a fraction how do you do problems like that plse expalin and show me step by step

    asked by Amy on November 6, 2008
  18. Math

    ella sold 37 necklaces for $20 each at the craft fair. she is going to donate half of the money she earned to charity. use ecommutative property property to mentally find how much money she will donate.

    asked by Suzy on September 26, 2017
  19. physics

    a rubber ball is dropped from a height of 5m. After the 5th bounce, the ball only comes back up to 0.76m in height/ Find the percentage loss of kinetic energy for each individual bounce.

    asked by Sam on March 12, 2009
  20. Algebra

    You travel with a boat 90 km downstream with the current in 6 hours and back upstream in 10 hours. Find the speed of the stream and the speed of the boat in still water, assuming that the motion is uniform.

    asked by Bob on December 7, 2015
  21. math

    the acceleration of an object varies directly as the force f exerted and inversely as its mass m. if the constant of variation is 1 find the acceleration in meters/second^ of a 10 kg object exerting force of 10 newtons

    asked by iramae on October 29, 2016
  22. ELA

    Write 3 sentences with a preposition in each. 1.I waited outside for an hour for the concert to start. Outside is preposition? 2.He went down the elevator to go to the second floor. down is preposition? 3.We went inside each room to find the missing key.

    asked by Jarrod on April 17, 2012
  23. algebra

    from a base elevation of 9800 feet a mountain peak in colorado rises to the summit elevation over a horizontal distance of 15,842 feet. find the grade of the peak

    asked by steve on December 31, 2011
  24. statistics

    A bag cntains 100 bolts nd 300 nuts 50% f each hv been rusted 1 item z chosen at random. Find da probability dat chosen item z rusted or a bolt.

    asked by Anonymous on October 5, 2010
  25. Stats

    A pizza parlor has 13 different toppings available for its pizzas, and 2 of these toppings are pepperoni and anchovies. If a customer picks 2 toppings at random, find the probability that pepperoni is one of the toppings. Round to four decimal places.

    asked by Anon on July 17, 2013
  26. college algebra

    Let f(x) = square root (x + 2) and g(x) = x^2 − 2. Determine the domain of the composite function. (Enter your answer using interval notation.) f compose f ______? & Find the composite function. (f compose f)(x) = _____?

    asked by Dee on October 21, 2013
  27. Math

    The angle of elevation of the top of a flagpost from a point on a horizontal ground is found to be 30 degree. On walking 6m towards the post, the elevation increased by 15 degree. Find the height of the flagpost.

    asked by Thejesh on April 3, 2016
  28. Math

    Fauzia took 30min to cycle from her house to the cinema. If she cycled the first 3km of the journey at a speed of 150m/min, find her average speed for the remaining 3km of the journey

    asked by Da S on March 26, 2012
  29. Math

    Ok we are doing central angles and arcs and I can't figure out how to solve this problem: An arc is 70.7 m long and it subtends a central angle of 2ð/7. Find the diameter of the circle. How do you solve for this type of problem?

    asked by Breann on September 16, 2007
  30. Math

    Minta willwithdraw the moneyfrom her bank account when the interest earned is 300 euros. Find the time in years until Minta withdraws the money from her bank account.

    asked by Alyssa on September 27, 2017
  31. math 5th grade

    Victoria has 2 pounds of flour she uses 2/5 of flour for pizza and 3/10 of the flour for bread. Find the weight of the flour she has left. Express in decimal form. I worked on this and the answer I came up with was 19.2 lbs left?

    asked by mary on November 19, 2015
  32. Math

    The basketball team scored 38,48,42, and 38 points in four games. What was the average points scored 41 Find the median of the data set 59 64 42 51 55 55 The noon temperature for last four days were 62 58 70 and 66. What was the range and mean range is 12

    asked by Jerald on April 2, 2013
  33. Calc

    If a car is driving in a straight line with constant acceleration a, initial velocity v0, and initial position s0, find a formula for the position function of the car. How would I solve this equation?

    asked by James on November 1, 2016
  34. Business math

    Munshi saved rm 500 a year ago and x ringgit today , in an account that pays 8.5% compounded semi- annually . Find the value of x if he wants rm 1000 in the account one year from today.

    asked by Muhammad nur ikhwan on November 1, 2016
  35. Math

    Professor's Salaries the average salary for a Queens College full professor is $85,900. If the average salaries are normally distributed with a standard deviation of $11,000, find these probabilities

    asked by Natsu on November 29, 2018
  36. Math

    My son's homework asks us to find the product by factoring the tens. The problem is 6 x 2, 6 x 20 and 6 x 200. I see how to do 6 x 2 (memory factor) and the 6 x 20 would be (6 x 2) and (1 x 10) then 12 x 10 = 120 but how does he show his work for 6 x 200

    asked by Denise on September 16, 2013
  37. Pre-Calculus Help?

    A 5-lb force acting in the direction of (5, -3) moves and object just left over 12 ft. from point (0, 6) to (7, -4). Find the work done to move the object to the nearest foot-pound. a. 11 ft. * lbs b. 34 ft. * lbs c. 56 ft. * lbs d. 61 ft. * lbs

    asked by ADOG on May 18, 2018
  38. Chemistry

    Helium was heated in a sealed container from 18°C to 36°C. The original pressure of helium was 0.84 atm. Find the new pressure assuming V and n remain the same. I put 0.84 over 18 and set it equal to x over 36. I got 1.7 atm but it says its wrong?

    asked by Jocelyn on February 13, 2015
  39. physics

    A body is in equilibrum when three forces act on it.Two of the forces are F1 of magnitude 8Newtons acting due east and F2 which is 5Newtons acting 060. find the magnitude and direction of the third force.

    asked by joe on November 15, 2016
  40. Derivative

    Can you help me find the derivative of y= cos(x)/1+sin(x).. the / is a fraction bar. I have a hard time finding trig derivatives because I don't really know what the derivative of cos,sin ,or tan would be honestly.

    asked by Angel on November 16, 2014
  41. math

    The function p(d)=1+d/33, gives the pressure, in atmospheres (atm), at a depth d in the sea? (d in in feet). Note that p(0)=1 atm, p(33)=2, and so on. Find the pressure at 40 feet (Type answer as a integer or a simplified fraction.)

    asked by micheal on June 13, 2009
  42. physics

    "The mass density of brain matter is 1.040 g/cm^3, and of that, the mass fraction which is hydrogen, is 0.107. Find the number of hydrogen protons in a volume of 1cm^3 of brain tissue"

    asked by stephanie on April 11, 2011
  43. statistics

    Assure that a procedure yields abinomial distribution with a trial repeated n times. Use abinomial probabilities table to find the probability if x sucesses given the probability of sucess of a given trial. n=6 x=0 p= 0.70

    asked by angela on November 1, 2013
  44. Physics

    A ball is thrown from a building standing 30m high, landing 10m away from the building 3.2 seconds after it was thrown. Find the angle above the horizontal and the initial velocity of the ball

    asked by James on April 25, 2012
  45. Math

    16 dogs share a bowl of food. Each dog eats half a cup. Write & solve a division equation to find how much dog food was in bowl. Would this be c=16/2 c=8 (c=cups) Thanks for your help.

    asked by Clark on November 16, 2014
  46. chemistry

    80ml of hcl is added to 2.5gm of pure cac03 when the reaction is over, then 0.5gm cac03 is left. Find the normality of the acid The answer 0.5N Who helps step by step

    asked by Fai on February 3, 2013
  47. Art

    Please help whenever you can :) A viewer examines a work of art in a style he normally does not appreciate. This is an example of what type of action? A) Reluctant Consideration B) Creative Consideration C) Respectful Consideration D) Creative

    asked by Tia on February 26, 2015
  48. Algebra

    The hourly wages at a local business are between $8.60 and $14.80 depending upon the job. Write an absolute value inequality describing the possible hourly wages of the employees. Okay, so i already know that the inequality is like 8.60 is < or = to x is <

    asked by Sabrina on February 2, 2010
  49. Science

    I have a very simple question that needs quite a simple answer: Are all human brains an equal size? I typed these exact words on Google but I didn't find much information. I have a question following this one which is why I need this information. Thanks

    asked by mysterychicken on February 17, 2009
  50. calculus

    Find the points of the paraboloid z=x^{2}+y^{2}-1 at which the normal line to the surface coincides with the line joining the origin to the point. What is the acute angle betwwen the normal and the z-axis at these point

    asked by RAJ on October 18, 2014
  51. calculus

    Find the points of the paraboloid z=x^{2}+y^{2}-1 at which the normal line to the surface coincides with the line joining the origin to the point. What is the acute angle betwwen the normal and the z-axis at these points?

    asked by RAJ on October 18, 2014
  52. math

    Studies shown that gasoline use or compact cars sold in the U.S. is normally distributed, with a mean of 25.5 mpg and standard deviation of 4.5 mpg. Find the range of mileage for the middle 60% of compact cars.

    asked by sarah on November 18, 2014
  53. algebra

    The hourly wages at a local business are between $8.60 and $14.80 depending upon the job. Write an absolute value inequality describing the possible hourly wages of the employees. Okay, so i already know that the inequality is like 8.60 is < or = to x is <

    asked by Sabrina on February 2, 2010
  54. math

    an isosceles triangle has perimeter of 15m. Find all integral possibilities for the lengths of the side in meters. Hint: the sum of the lengths of any two sides of a triangle must exceed the third side.

    asked by emily on October 17, 2018
  55. SCIENCE?CHEMISTRY***

    DR Bob, can you go through the steps to work this out please.... how many grams of alcohol with a density of 0.900 g/cm ^3 (cm cubed) will have the same volume as 20.0g of mercury,with a density of 13.6 g/cm ^3 Do you have to find the volume of mercury

    asked by ANDY on May 14, 2010
  56. Stat

    Assume that a procedure yields a binomial distribution with a trial repeated n times. Use a binomial probabilities table to find the probability of x successes given the probability p of the success on a given trial N=9 X=0 p=0.30

    asked by Bob on December 17, 2014
  57. statistics

    The standard deviation of the diameter of 18 baseballs was 0.29cm. Find the 95% confidence interval of the true standard deviation of the diameters of the baseballs. Do you think the manufacturing process should be checked for inconsistency?

    asked by ann on March 28, 2013
  58. Calculus

    I'm supposed to find the average value of the function over the given interval. f(x) = sin(nx), interval from 0 to pi/n, where n is a positive integer. I know the average value formula, and I know that the integral of that function would be (-1/n)cos(nx),

    asked by Anna on April 27, 2012
  59. Math

    1. Find and simplify the volume-to-surface-area ratio for each of the three possible ice cube shapes. You can use this chart. |Shape| S/A Formula|Volume Formula Cube | S.A=6s^2 | V=s^3 Sphere|S.A+4 pi r^2|V=4/3 pi r^3 Cylinder| S.A=2 pi r^2+2 pi rh |V= pi

    asked by Alexia Smith on March 3, 2016
  60. Math

    Find the volume of a triangular prim with the following dimensions round to the nearest whole number. Triangle base: 5ft triangle height:3ft prism height: 7.5ft

    asked by Anonymous Human on May 18, 2016
  61. Math

    Find the volume of a triangular prim with the following dimensions round to the nearest whole number. Triangle base: 5ft triangle height:3ft prism height: 7.5ft

    asked by Anonymous Human on May 18, 2016
  62. CALCULUS - need help!

    this was on the math test that i got wrong... The position equation for the movement of a particle is given by s=(t^2-1)^3 when s is measured in feet and t is measured in seconds. Find the acceleration at two seconds... i found the first derivative but i

    asked by Anonymous on November 18, 2007
  63. pre calc

    use an appropriate half-angle formula to find the exact value ofthe expression. tan22.5 write the product as a sum sinxsin5x write the sum as a product sin2x-sin7x

    asked by Anonymous on July 12, 2012
  64. communication

    I am doing a power point on red cross and the disaster responses they have this is one thing I would like to cover but can not find anything up to date can anyone help? What are new technology available to enhance disaster preparedness in the red cross

    asked by april on November 21, 2008
  65. Math 112 Help please

    Students were asked to find three consecutive whole numbers whose sum is 393. John wrote the equation (x - 1) + x + (x + 1) = 3. Kim said that John is incorrect, and that the correct answer should be x + (x +1) + (x + 2) = 393. is this correct

    asked by Abigaile on November 13, 2014
  66. Physics

    A weight stretches one spring 3 in. and a second weight stretches another spring 9 in. If both weights are simultaneously pulled down 1 in. below their respective equilibrium positions and then released, find the first time after t = 0 when their

    asked by Viet on November 27, 2010
  67. math

    adam drives 15km/hr faster than david ,adam can drive 100km in same amount of time that david drives 80km .find adams driving speed

    asked by elizabeth on June 14, 2019
  68. math trigonometry

    A ladder 8.5m long is placed with its foot at a distance of 4m from the wall of a house and just reaches a window will . find the height of a window will and the sine and tan of the angle which the ladder makes with the wall

    asked by priya on April 17, 2015
  69. Math

    Haden wants to cover a floor with square tiles the same size the floor measures 315 inches by 108 inches of she uses only whole tiles,find the greatest possible length of each tile;

    asked by Crystal on November 13, 2018
  70. English Language

    I asked this question earlier. I need to write 2 letters of complaint about problems I face at school and problems I face as a student in general but I can't find any problems, could you help me list some problems? Its really really urgent.

    asked by PLEASE HELP ME!!! on February 9, 2009
  71. maths

    a right angled triangle has legs a,b (a is greater than b).the right angle is bisected splitting the original triangle into 2 smaller triangles.Find the dist btw. the orthocentres of the smaller triangles.

    asked by Anonymous on December 31, 2012
  72. intermediate algebra

    Rowing. Abby rows 10km. upstream and 10km. back in a total time of three hours. The speed of the river is 5km./h. Find Abby's speed in still water.

    asked by ROCKY on August 2, 2011
  73. Math

    Assume that the weight loss for the first two months of a diet program has a uniform distrbiution over the interval 6 to 12 pounds. Find the probability that a person on this diet loses less than 10 pounds in the first two months. Not sure what to do. A)

    asked by bart on May 15, 2010
  74. math

    A rectangular prism has a width of 92ft. and a volume of 240ft cubed. find the volume of a similar prism with a width of 23ft. I've been looking at this for a lonnggg time and I still cant figure it out. Can someone please explpain this for me?

    asked by kelly on August 11, 2008
  75. Math

    Assume you own a sporting goods business. Find the selling price for a tent costing $387, based on a 25% markup on selling price. $387/75% = $516 can anyone tell me if this is correct?

    asked by Heyhi on May 6, 2018
  76. physics

    a high jumper approaches the takeoff point at a speed of 7.20 m/s. Assuming that only this speed determines the height to which he can rise, find the maximum height at which the jumper can clear the bar.

    asked by Anonymous on October 9, 2014
  77. science

    A point object is acted upon by forces of 4N, 5N and 6N is in equilibrium. IF=f the 6N force is removed, what is the resultant force on the object now? I really want to know how tow find relationship between 3 forces, and is there anything to do with cos

    asked by liam on October 11, 2012
  78. solid mensuration

    Two perpendicular chords divide a circle with a radius of 13 cm into 4 parts. If the perpendicular distances of both chords are 5 cm each from the center of the circle, find the area of the smallest part. Please include solution. Thanks.

    asked by Cathy on December 1, 2012
  79. algebra

    A and B are two points 150 km apart on a highway.two cars start from A and B at the same time if they move in the same direction they meet in 15 hours but if they move in the opposite direction they meet in 1 hour find their speeds

    asked by karthik on August 2, 2014
  80. engineering

    Hello guys.I got a homework and seem like I am stocked. a)What type of experiments should be done to find the relationship between the strength of concrete and water/cement ratio. b)what will be the range of the water/cement ratio? It would be great if you

    asked by Elena on May 4, 2014
  81. physics 2

    In Figure below the hand moves the end of the Slinky up and down through two complete cycles in one second. The wave moves along the Slinky at a speed of 0.545 m/s. Find the distance between two adjacent crests on the wave.

    asked by Drea on January 20, 2016
  82. Mrs. SUe

    Curiousity; Do you get paid for all for all of this hard work that you do??? BEcuase you are always on helping all students on a ton of subjects.. I really appreciate what you do and you deserve to get paid for all the students you are really helping,

    asked by Sarah on May 28, 2009
  83. Physics

    A converging lens forms a virtual image 2.61 times the size of the objecT. The object distance is 11cm. Find the distance of the focal point from the center of the lens.

    asked by Adam on May 2, 2018
  84. math probability

    A box has ten dollars, one is five dollar and four of one dollars. If two bills are chosen at random without replacement, find probability of getting A) amount of valued fifteen dollars B) amount of twelven dollars... is it 4 from 19-15 for A and 7 from

    asked by sandy on November 14, 2014
  85. College Algebra

    A gardener wants to fence in her plot in two equal rectangular sections. If she has 120 yards of fence and the area of the entire plot is 384 yd 2, find the possible dimensions in yards of the garden.

    asked by Tim on May 29, 2012
  86. math

    A piece of wooden rod 31 cm long is to be cut into three parts, two of which are to be of equal length. the length of each of the two equal part is 5 cm longer than third part. find their lengths. solution pls.

    asked by Taeyeon on January 13, 2015
  87. Numerical Analysis

    use a graph, or guess and then confirm a bracket, or tabulate f(x) on a wide interval to figure the bracket of length one. to find an interval of length 1 that contains a root of the equation 3x^3 +x^2=x+5. I don't understand what to do

    asked by Ashley on September 2, 2014
  88. calculus 4; multiple integration

    The electrical charge distribution on a circular plate of radius R meters is given by the function f(x,y) = kx (1- sin y) in coulomb/m^2. Integrate the function over the entire plate to find the total charge Q.

    asked by john on November 4, 2009
  89. physical

    Awheel increases its speed from 45 revolutions per minute to 90 revolutione per minute in 30 seconds.find angular acceralation of the wheel and number of revolution made by this wheel in this 30 seconds.

    asked by Sostine on May 31, 2011
  90. algebra

    The function p(d)=1+d/33, gives the pressure, in atmospheres (atm), at a depth d in the sea (d is in feet). Note that p(0)=1 atm, p(32)=2 an so on. Find the pressure at 200 feet. Type an integer or simplified fraction.

    asked by Barb on October 12, 2009
  91. physics

    for a free throw in basketball,find an equation for the final angle to go into the hoop in terms of y and x to the hoop and the initial angle. I can't seem to get an equation with only those variables. I always get stuck with others like time and velocity.

    asked by Mischa on February 3, 2008
  92. Quick calc question

    A particle moves on a line away from its initial position so that after t hours it is s = 4t^2 + t miles from its initial position. Find the average velocity of the particle over the interval [1, 4]. Include units in your answer.

    asked by Mel on January 29, 2016
  93. calculus

    A particle moves on a line away from its initial position so that after t hours it is s = 6t^2 + 2t miles from its initial position. Find the average velocity of the particle over the interval [1, 4]. Include units in your answer.

    asked by Anonymous on February 2, 2015
  94. Career guidance

    I need some assist seriously I don't know which career or job is suitable for me I've been thinking about this matter I have, which job can I do or career can i do if I'm doing this subjects “history, geography, mathematics literacy, tourism... "? Please

    asked by Sbongakonke on July 23, 2019
  95. Statistics

    The lengths of pregnancies are normally distributed with a mean of 273 days and a standard deviation of 20 days. If 64 women are randomly selected, find the probability that they have a mean pregnancy between 273 days and 275 days.

    asked by Jane on February 10, 2013
  96. calculus

    An airplane is flying at 550 km/h on a heading of 080 degrees. The wind is blowing at 60 km/h from a bearing of 120 degrees. Find the ground velocity of the airplane and include the new bearing.

    asked by Sam on February 14, 2010
  97. physics

    (a) A hydrogen atom has its electron in the n = 5 level. The radius of the electron's orbit in the Bohr model is 1.323 nm. Find the de Broglie wavelength of the electron under these circumstances. (b) What is the momentum, mv, of the electron in its orbit?

    asked by jake on April 23, 2014
  98. physics projectile

    a body is projected horizontally with a velocity of 80m/s from the top of a tower 160m above the ground. find the time of flight,range,velocity at which the body strikes the ground

    asked by wisdom on January 29, 2016
  99. Chemistry

    find the ph of 0.100M NaC2H3O2 solution. do i just write an equation and solve for x NaC2H3O2 +H2O= Na2O + HC2H3O2- 0.100 0 0 so x^2/0.100-x =1.8 X10^-5 x=1.3X10^-3 then do ph=-log(1.3X10-3) ph=2.9 is this right?

    asked by L.Bianchessi on March 6, 2012
  100. math

    For the pair of numbers (-1/5),(-1/2) My teacher wants us to find the quadratic equation with integral coefficients that has these numbers as solutions. I am not sure if I have the right equation for this. Could someone let me know if I am right or wrong

    asked by kim on September 3, 2010

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