﻿ Coefficient of x7 in the expansion of (1 – 2x + x3)6 is : Kaysons Education

# Coefficient Of x7 in The Expansion Of (1 – 2x + x3)6 is

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## Question

### Solution

Correct option is

360

For coefficient of x7,

we have to take p = 1, q = 4 and p = 2, q = 1.

Thus, coefficient of x7

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