Question

I need help! PLEASE someone||
Solve: x3 − 2x^2 + 10x + 136 = 0

Answer 1

put in standard form first

Answer 2

then see if you can simplify

Answer 3

-4

Answer 4

x3 − 2x^2 + 10x + 136 = 0

-2x ^2 + (10x + 3x ) +136 = 0

simplified form

− 2x^2 + 13x + 136 = 0

if i did not make a mistake

now is it easier to do?

Answer 5

-4, 8?

Answer 6

x = -4