The coefficient of $t^{8}$ in the expansion of $(1 + 2 t^{2} - t^{3})^{9}$ is

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The coefficient of

t^{8}

in the expansion of

(1 + 2 t^{2} - t^{3})^{9}

10 mins ago

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Question Text

The coefficient of

t^{8}

in the expansion of

(1 + 2 t^{2} - t^{3})^{9}

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