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Popular >

factor x^8-28x^4+196

Solution

factor

x^{8} - 28 x^{4} + 196

Solution

(x^{4} - 14)^{2}

Solution steps

x^{8} - 28 x^{4} + 196

Let

u = x^{2}

= u^{4} - 28 u^{2} + 196

Factor

u^{4} - 28 u^{2} + 196 : (u^{2} - 14)^{2}

= (u^{2} - 14)^{2}

Substitute back

u = x^{2}

= (x^{4} - 14)^{2}

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Frequently Asked Questions (FAQ)

What is factor x^8-28x^4+196 ?
The solution to factor x^8-28x^4+196 is (x^4-14)^2