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SSC CHSL 2020 · PYQ · Number System · medium

The sum of two numbers is 59 and their product is 840. Find the sum of their squares.

Answer

The correct answer is C: 1801. Sum of squares = (sum)² – 2×product = 59² – 2×840 = 3481 – 1680 = 1801.

  1. A.2961
  2. B.1754
  3. C.1801✓ Correct
  4. D.1875

Explanation

Sum of squares = (sum)² – 2×product = 59² – 2×840 = 3481 – 1680 = 1801.
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