Question

What is this answer please

Answer 1

Answer:

z^3 + 8

Step-by-step explanation:

here's your solution

=> we need to find product of

( z +2 ) (z^2 - 2z + 4)

=> z(z^2 - 2z + 4) + 2 (z^2 - 2z + 4)

=> z^3 - 2z^2 + 4z + 2z^2 - 4z + 8

=> now, we left with z^3 + 8

=> z^3 + 8

hope it helps

Answer 2

2^3+8 is the answer