Question

find the coefficient of x in the expression (x+3)cube

Answer 1

Answer:

x*2 + 27

Note that (x*2) is actually x raised to the power 2.

3*2 = 3 x 3 x 3 = 27

coefficient of x in x*3 is x*2

Therefore coefficient is x*2 + 27

Answer 2

coefficient of x in the expression (x+3)cube