Question

find coefficient of x
(x+3)³​

Answer 1

(x+3)³

=> x³+3³+3x3(x+3)

=>x³+3³ +9x(x+3)

=>x³+3³ +9x²+27x

So, the coefficient of x is 27.

Cheers!

Answer 2

(x+3)³

(x)³+(3)³+3×x×3(x+3)

x³+27+9x(x+3)

x³+27+9x²+27x

Thus,the coefficient of x is 27.