Question

let p of x is equal to 3 x cube + 4 x square - 5 x + 8 find p of negative 2​

Answer 1

Answer:

P(x) = 3x³+4x²-5x+8

P(-2) = 3(-2)³+4(-2)²-5(-2)+8

=3(-8)+4(4)+10+8

= -24+16+10+8

=-24+34

=10