Question

Evaluate the following expression using the values given:

Answer 1

Answer:

18

Step-by-step explanation:

• -3a²-b³+3c²-2b³
• -3(2)²-(-1)³+3(3)²-2(-1)³
• -3(4)-(-1)+3(9)-2(-1)
• -12+1+27+2
• -11+27+2
• 16+2
• 18

Answer 2

Answer:

The answer is 15.

Step-by-step explanation:

-3(2)2-(-1)3+3(3)2-2(-1)3

  -12  +  3  +  18  +   6

       -9       +       24

                = 15