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SSC CHSL 2025 PYQ — Question 72

SSC CHSL - 15 Nov 2025 - Shift 2 • Quantitative Aptitude • Q72

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Rationalize. 1 / (√3 + √2)

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Correct answer: D

Explanation

Given:

1 / (√3 + √2)

By the formula:

( a + b )( a − b ) = a² − b²

1 / (√3 + √2)

= (√3 − √2) / ((√3 + √2)(√3 − √2))

= (√3 − √2) / (3 − 2)

= √3 − √2