Question

product of two nos is 21 and difference is 4. then ratio of sum of their cubes to diff. of their cubes is?

Answer 1

xy = 21
x-y = 4
(x^3+y^3)/(x^3-y^3) = ?

Answer 2

solve that i think all u need was setting up help..

Answer 3

got it
thanks

Answer 4

np..

Answer 5

here is a way to do this problem without actually solving for x and y, just incase you want to see another solution than the one you already have :)

Answer 6

dang joe.. u always improvise! I love that!