Inactive Tutor answered 02/24/23
Tutor
New to Wyzant
(-5z)^3
=(-5)^3(z^3)
= -125z^3
a common mistake might be to confuse (-5z)^3 with -5z^3 which more explicitly could be written -5(z^3)
(-5z)^3 does Not = -5(z^3)