Question

Please help solve this

Answer 1

3P+2-P³/8   P=8
3x8+2-8³/8
=24-62
=-38
That's your answer.

Answer 2

We just need to substitute all p's with 8's. So your equation should say 3*8+2-(8^3)/8. The answer is -38.

3*8+2-(8^3)/8
24+2-(512/8)
26-64
-38