Question

Evaluate the following expression using the values given:

Find −a2 − 3b3 + c2 + 2b3 − c2 if a = 3, b = 2, and c = −3.

−67

−17

−31

1

Answer 1

-a^2 - 3b^3 + c^2 + 2b^3 - c^2 = -a^2 - b^3 = -(3)^2 - (2)^3 = -(9) - 8 = -9 - 8 = -17