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Popular >

factor x^4+9x^2-112

Solution

factor

x^{4} + 9 x^{2} - 112

Solution

(x^{2} - 7) (x^{2} + 16)

Solution steps

x^{4} + 9 x^{2} - 112

Let

u = x^{2}

= u^{2} + 9 u - 112

Factor

u^{2} + 9 u - 112 : (u - 7) (u + 16)

= (u - 7) (u + 16)

Substitute back

u = x^{2}

= (x^{2} - 7) (x^{2} + 16)

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Frequently Asked Questions (FAQ)

What is factor x^4+9x^2-112 ?
The solution to factor x^4+9x^2-112 is (x^2-7)(x^2+16)