The sum of the coefficients in the expansion of ${(1 + x - 3 x^{2})}^{2163}$ will be -

0

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1

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- 1

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2^{2163}

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Solution

The correct option is D $- 1$
Sum of coefficients in $(1 + x - 3 x^{2})^{2163}$

$= (1 + 1 - 3 (1)^{2})^{2163}$

$= (- 1)^{2163} = - 1$

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