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Popular >

factor-40x^4-16x^2

Solution

factor

- 40 x^{4} - 16 x^{2}

Solution

- 8 x^{2} (5 x^{2} + 2)

Solution steps

- 40 x^{4} - 16 x^{2}

Apply exponent rule:

a^{b + c} = a^{b} a^{c}

x^{4} = x^{2} x^{2}

= - 40 x^{2} x^{2} - 16 x^{2}

Rewrite

- 40

as

- 8 \cdot 5

Rewrite

- 16

as

- 8 \cdot 2

= - 8 \cdot 5 x^{2} x^{2} - 8 \cdot 2 x^{2}

Factor out common term

- 8 x^{2}

= - 8 x^{2} (5 x^{2} + 2)

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Frequently Asked Questions (FAQ)

What is factor-40x^4-16x^2 ?
The solution to factor-40x^4-16x^2 is -8x^2(5x^2+2)