Question

(3) 3x3 – 4x2 - 5x + 8
Here x = (-2)​

Answer 1

Answer:

9 - 8 - 5(-2) +8

9-8 + 10 +8

-1 + 18

17

Answer 2

Answer:

given equation

3x^3 – 4x^2 - 5x + 8

and X = -2

now put the value of X in the given equation

3(-2)^3 - 4(-2)^2 -5(-2) + 8

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

-24-16+10+8

-40+18

= -22