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Popular >

factor 21x^2+70x^4

Solution

factor

21 x^{2} + 70 x^{4}

Solution

7 x^{2} (3 + 10 x^{2})

Solution steps

21 x^{2} + 70 x^{4}

Apply exponent rule:

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

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

= 21 x^{2} + 70 x^{2} x^{2}

Rewrite

21

as

7 \cdot 3

Rewrite

70

as

7 \cdot 10

= 7 \cdot 3 x^{2} + 7 \cdot 10 x^{2} x^{2}

Factor out common term

7 x^{2}

= 7 x^{2} (3 + 10 x^{2})

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Frequently Asked Questions (FAQ)

What is factor 21x^2+70x^4 ?
The solution to factor 21x^2+70x^4 is 7x^2(3+10x^2)