UPSC One
Back to the full 2013 paper
2013 · Q14

What is the value of (725×725×725 + 371×371×371)/(725×725 − 725×371 + 371×371)?

Elementary MathematicsAlgebra
  1. A9610
  2. B1960
  3. C1096
  4. D1016

Explanation

(a³+b³)/(a²−ab+b²) = a+b = 1096. Answer C.