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Popular >

factor 5x^4-20x^3

Solution

factor

5 x^{4} - 20 x^{3}

Solution

5 x^{3} (x - 4)

Solution steps

5 x^{4} - 20 x^{3}

Apply exponent rule:

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

x^{4} = x x^{3}

= 5 x x^{3} - 20 x^{3}

Rewrite

20

as

5 \cdot 4

= 5 x x^{3} - 5 \cdot 4 x^{3}

Factor out common term

5 x^{3}

= 5 x^{3} (x - 4)

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Frequently Asked Questions (FAQ)

What is factor 5x^4-20x^3 ?
The solution to factor 5x^4-20x^3 is 5x^3(x-4)