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Popular >

factor 49x^4-28x^2+4

Solution

factor

49 x^{4} - 28 x^{2} + 4

Solution

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

Solution steps

49 x^{4} - 28 x^{2} + 4

Let

u = x^{2}

= 49 u^{2} - 28 u + 4

Factor

49 u^{2} - 28 u + 4 : (7 u - 2)^{2}

= (7 u - 2)^{2}

Substitute back

u = x^{2}

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

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Frequently Asked Questions (FAQ)

What is factor 49x^4-28x^2+4 ?
The solution to factor 49x^4-28x^2+4 is (7x^2-2)^2