KVPY Government Jobs Exams

Let a, b, c, d be real numbers such that |a - b| = 2, |b - c| = 3, |c -d| = 4. Then the sum of all possible values of |a - d| is

Read Solution (Total 0)

KVPY Other Question

Let a, b, x, y be real numbers such that a^2 + b^2 = 81, x^2 + y^2 = 121 and ax + by = 99. Then the set of all possible values of ay - bx is Below are four equations in x. Assume that 0 < r < 4. Which of the following has the largest solution for x ?