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 = 3 b = 2 c = -3 we will substitute these values into the expression

-a² - 3b³ + c² + 2b³ - c²

-(3)² - 3(2)³ + (-3)² + 2(2)³ - (-3)²
-9 - 24 + 9 + 16 - 9
-17