Question

the coefficient of X in the expansion of X + 5 whole cube is ?​

Answer 1

Answer:

Cofficient of x is 75 .

Step-by-step explanation :

(x+5)^3=x^3+(5)^3+3x×5(x+5)

=x^3+125+15x(x+5)

=x^3+125+15x^2+75x

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Answer 2

Answer:

answer is 75

Step-by-step explanation:

if u remove the bracket and use identity of algebra that is the a+b whole cube then u get the answer 75 by solving it, hence, cofficient of x is 75