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The sum of coefficients in $\left(1+x-3 x^2\right)^{2134}$ is
Option: 1
-1

Option: 2
1

Option: 3
0

Option: 4
$2^{2134}$

Answers (1)

best_answer

For, the sum of coefficients, put x=1, to obtain the sum as $(1+1-3)^{2134}=1$

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Rishabh

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