Question What is the simplified form of –3z2(z + 2) – 4(z2 + 1)? (1 point) Responses –7x2 + 1 –7 x 2 + 1 –3z3 – 4z2 – 6z – 4 –3 z 3 – 4z 2 – 6 z – 4 –3z3 – 2z2 – 4 –3 z 3 – 2 z 2 – 4 –3z3 – 10z2 – 4 –3 z 3 – 10 z 2 – 4

The simplified form of –3z2(z + 2) – 4(z2 + 1) is –3z3 – 10z2 – 4.