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Popular >

simplify (x+2)(x^2-2x+4)-x^3

Solution

simplify

(x + 2) (x^{2} - 2 x + 4) - x^{3}

Solution

8

Solution steps

(x + 2) (x^{2} - 2 x + 4) - x^{3}

Expand

(x + 2) (x^{2} - 2 x + 4) : x^{3} + 8

= x^{3} + 8 - x^{3}

Group like terms

= x^{3} - x^{3} + 8

Add similar elements:

x^{3} - x^{3} = 0

= 8

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Frequently Asked Questions (FAQ)

What is (x+2)(x^2-2x+4)-x^3 ?
The solution to (x+2)(x^2-2x+4)-x^3 is 8