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The coefficient of x7 in the expansion of {({1}{}-{}{x}{}-{}{x

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The coefficient of x7 in the expansion of $(1 - x - x^{2} + x^{3})^{6}$ is :

144

- 132

- 144

132

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The coefficient of x7 in the expansion of

(1 - x - x^{2} + x^{3})^{6}

is :

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Question Text	The coefficient of x7 in the expansion of $(1 - x - x^{2} + x^{3})^{6}$ is :
Answer Type	Video solution: 1
Upvotes	150