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In the expansion of $\small \left(1+x+x^3+x^4\right)^{10}$ the coefficient of $\small x^4$ is
Option: 1
${ }^{40} \mathrm{C}_4$

Option: 2
${ }^{10} \mathrm{C}_4$

Option: 3
210

Option: 4
310

Answers (1)

Option 4

Posted by

Nunavath Ranjith

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