Find the value of this expression is x=-8
x^2+6/x-6

x=0.61933

Step-by-step explanation:

Let’s solve your equation step by step.

Step 1: Multiply both sides by x.

x

2

=

−

8

x

3

−

6

x

+

6

x

2

−

(

−

8

x

3

−

6

x

+

6

)

=

−

8

x

3

−

6

x

+

6

−

(

−

8

x

3

−

6

x

+

6

)

(Subtract -8x^3-6x+6 from both sides)

8

x

3

+

x

2

+

6

x

−

6

=

0

(Use cubic formula)

x

=

0.61933

Check answers. (Plug them in to make sure they work.)

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