The general term in the expansion of (1+2x)^{10} is T_{r+1}=\binom{10}{r}(2x)^r. What is the coefficient of x^3?

AM-1531

Binomial expansion

A Math · Secondary 4 · Easy · Binomial expansion

The general term in the expansion of

(1+2x)^{10}

T_{r+1}=\binom{10}{r}(2x)^r

. What is the coefficient of

x^3

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