Question

5. What is the simplified form of –3z^2(z + 2) – 4(z^2 + 1)?

Answer 1

–3z^2(z + 2) – 4(z^2 + 1)
= –3z^2(z) –3z^2( 2) – 4(z^2 ) -4(1)
= -3z^3 -6z^2 - 4z^2 -4
= -3z^3 - 10z^2 -4

Answer 2

thanks

Answer 3

-3z^3 - 6z^2 - 4z^2 - 4
-3z^3 - 10z^2 -4

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Answer 4

thanks