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Popular >

simplify (10a^2)(9a)

Solution

simplify

(10 a^{2}) (9 a)

Solution

90 a^{3}

Solution steps

(10 a^{2}) (9 a)

Apply exponent rule:

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

a^{2} a = a^{2 + 1}

= 10 \cdot 9 a^{2 + 1}

Add the numbers:

2 + 1 = 3

= 10 \cdot 9 a^{3}

Multiply the numbers:

10 \cdot 9 = 90

= 90 a^{3}

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Frequently Asked Questions (FAQ)

What is (10a^2)(9a) ?
The solution to (10a^2)(9a) is 90a^3