Exams › SSC CGL (Prelims) › General

If \(a \% b = a^2 - b^2\) and \(a \% b = 63\), find \(a\) and \(b\).

1. 9, 6
2. 10, 7
3. 8, 1
4. 7, 4

Correct answer: 8, 1

Solution

The custom operation is defined as \(a \% b = a^2 - b^2\). Substituting the options, only \(8^2 - 1^2 = 64 - 1 = 63\) matches the given value.

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