Question

Factor the polynomial completely: 4m^3-16m I need to check my answer!

Answer 1

@bahrom7893

Answer 2

ok what was your answer?

Answer 3

4m(m-1)(m+4)

Answer 4

4m^3-16m = 4m(m^2-4)=4m(m-2)(m+2)

Answer 5

and how am i able to check my work @bahrom7893 ?????

Answer 6

Because the answer I just gave you is the right one and you need to know this rule:
a^2-b^2=(a-b)(a+b)
sooo what is:
m^2-16, which is also
m^2 - 4^2