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Popular >

factor y^8-16y^4+64

Solution

factor

y^{8} - 16 y^{4} + 64

Solution

(y^{4} - 8)^{2}

Solution steps

y^{8} - 16 y^{4} + 64

Let

u = y^{2}

= u^{4} - 16 u^{2} + 64

Factor

u^{4} - 16 u^{2} + 64 : (u^{2} - 8)^{2}

= (u^{2} - 8)^{2}

Substitute back

u = y^{2}

= (y^{4} - 8)^{2}

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Frequently Asked Questions (FAQ)

What is factor y^8-16y^4+64 ?
The solution to factor y^8-16y^4+64 is (y^4-8)^2