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Popular >

simplify (7x)(3x^3)

Solution

simplify

(7 x) (3 x^{3})

Solution

21 x^{4}

Solution steps

(7 x) (3 x^{3})

Apply exponent rule:

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

x x^{3} = x^{1 + 3}

= 7 \cdot 3 x^{1 + 3}

Add the numbers:

1 + 3 = 4

= 7 \cdot 3 x^{4}

Multiply the numbers:

7 \cdot 3 = 21

= 21 x^{4}

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Frequently Asked Questions (FAQ)

What is (7x)(3x^3) ?
The solution to (7x)(3x^3) is 21x^4