Respuesta :

davinioza

Answer:

x(roots)  = 3, 1, -4.

Step-by-step explanation:

Find the roots by solving for x.

Hope this helps,

Davinia.

musiclover10045

x^3 - 7x = 6x -12

Subtract 6x from both sides:

x^3 - 13x = -12

Add 12 to both sides:

x^3 - 13x +12 = 0

Factor the left side:

(x-3) (x-1)(x+4) = 0

Now solve for x in each set of parenthesis so they all equal 0:

x = 3

x = 1

x = -4

The roots are 3,1, -4

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