Question

Evaluate the following expression using the values given:

Find 3x2 − y3 − y3 − z if x = 3, y = −2, and z = −5.

Answer 1

3x2 - y3 - z
3(3^2) - -2^3 - -5
3(9) + 8 + 5
27 + 8 + 5
35 + 5
40