If in the expansion of (1 + x)^p (1 - x)^q, the coefficients of x… | JEE Main 2025 Mathematics PYQ | Jeeify

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MCQMediumJEE Main 2025 · 23 January, Shift 2Binomial Expansion

If in the expansion of $(1 + x)^p (1 - x)^q$ , the coefficients of $x$ and $x^2$ are $1$ and $-2$ , respectively, then $p^2 + q^2$ is equal to:

A
$8$
B
$18$
C
$13$
D
$20$

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