Disha

Most popular questions and responses by Disha
  1. algebra

    If p≠q and p² = 5p-3 and q² = 5q-3 the equation having roots as p/q and q/p is

    asked on August 17, 2013
  2. calculus

    if the distance covered by an object in time is given by s(t)=t^2+5t where s(t) is in metersand t is in seconds, what is the distance covered in the interveral between 1 second and 5 seconds?

    asked on November 26, 2012
  3. physics

    the radius of earth is 6000km what will be the weight of a 120 kg body if it is taken to a height of 2000km above the surface of earth?

    asked on January 21, 2018
  4. math

    one out of 43 high school ball players plays college ball.one out of 38 college players plays professional ball. what fraction of high school players plays professional ball?

    asked on March 16, 2018
  5. Math

    A Boy Of Height 1.5m Is Standing By 4.2m Away From The Foot Of A Post Of Height 6m.Find The Length Of His Shadow

    asked on January 19, 2017
  6. 8th Grade Math

    *I NEED THESE IN ALGEBRAIC EXPRESSIONS! 1.) The larger of two numbers is 1 less than 3 times the smaller. Their sum is 63. Find the numbers. 2.) Find two numbers whose sum is 92, if the first is 4 more than 7 times the second. 3.) The sum of two numbers is

    asked on November 8, 2010
  7. calculus

    the height in feet of a rocket from ground level is given by the function f(t)= -16t^2+160t. what is the instantaneous velocity of the rocket 3 seconds after it is launched? A 32 feet/sec B 64 feet/sec C 12 feet/sec D 10 feet/sec E 8 feet/sec

    asked on November 26, 2012
  8. Physics

    A solid weighs 6.4 kg in air and 5.6 in water. Find the density of the solid

    asked on December 11, 2016
  9. chemistry

    if the k ion in the blood is 195 mg/ml then what is the molarity of blood

    asked on August 2, 2011
  10. Math 8th grade

    I NEED THESE IN ALGEBRAIC EXPRESSION!! The larger of two sums is 12 more than the smaller. Their sum is 84.Find the numbers. The sum of two numbers is 45. The first is 9 less than the second.Find the numbers. The second of two numbers is 5 more than twice

    asked on November 8, 2010
  11. physics

    what will be the distance time graph for a train standing at a station?

    asked on April 10, 2011
  12. math

    the sum of a numbers is 15 and their difference is 4. form a pair of simultaneous equations and solve to find the numbers.

    asked on January 15, 2010
  13. calculus

    what is the value of this limit lim ( (square root x^2+7) +5) x->-3 A 7 B 5 C 3 D 10 E 9

    asked on November 26, 2012
  14. Eng lang

    how to write a formal letter to the editor of the newspaper about declining population of animals

    asked on August 29, 2012
  15. science

    what causes our floods?

    asked on May 2, 2010
  16. algebra

    Solve the quadratic equation (a+b-2c)x² + (2a-b-c)x + (c+a-2b) =0 is

    asked on August 17, 2013
  17. calculus

    what is the slope of the tangent line passing through the point (2,3) of the graph of this function? f(x)=x^2+2x-5 A 1 B 2 C 3 D 4 E 6

    asked on November 26, 2012
  18. math calculus

    what does this function show at x=5? f(x)=^2-25/x-5 A. removable discountinuity B. jump discountinuity C. infinite discountinuity D. Countinuity E. None of the above

    asked on November 26, 2012
  19. calculus

    What is the value of this limit? lim (x^2+4/^2-3x+1) x->4 A. 1 B. 4 C. 5 D -oo E. oo

    asked on November 26, 2012
  20. algebra

    subtract:7x^3-56x^2+105x

    asked on August 22, 2011
  21. Science

    What are floods?

    asked on May 2, 2010
  1. math

    Let put z=5 Z^2-6z+9=4√z^2-6z+6 25-30+9=4√25-30+6 4=4√1 4=4 Let put z=1 1-6+9=4√1-6+6 4=4 ..... Let put z=3+2√3 (3+2√3)^2-6(3+2√3)+9= 4√[(3+2√3)-6(3+2√3)+6]

    posted on May 10, 2019
  2. mathematics

    not useful

    posted on April 21, 2019
  3. Mahts

    100 metre

    posted on February 12, 2018
  4. Science

    Electron mass is less than proton mass so electron has greater acceleration

    posted on June 7, 2016
  5. calculus

    i did it like this 5^2=25 + 5^1= 5 = 30 i guess i did it wrong

    posted on November 27, 2012
  6. calculus

    do i plug 3 in for t?

    posted on November 27, 2012
  7. calculus

    30 ahh i get it now thanks

    posted on November 26, 2012
  8. calculus

    so what would be the answer

    posted on November 26, 2012
  9. calculus

    A 24 meters B 30 C 40 D 42 E 44

    posted on November 26, 2012
  10. math calculus

    ***x^2-25

    posted on November 26, 2012
  11. calculus

    ***x^2-3x+1

    posted on November 26, 2012
  12. math

    4/3 = (2/3)/x Cross multiply: 4x = 6/3 = 2 4x = 2 x = 1/2

    posted on November 8, 2010
  13. Science

    this site doesnt help much

    posted on May 2, 2010