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Popular >

simplify (9ab)*(7a^2)

Solution

simplify

(9 ab) \cdot (7 a^{2})

Solution

63 a^{3} b

Solution steps

(9 ab) (7 a^{2})

Apply exponent rule:

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

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

= 9 b \cdot 7 a^{1 + 2}

Add the numbers:

1 + 2 = 3

= 9 b \cdot 7 a^{3}

Multiply the numbers:

9 \cdot 7 = 63

= 63 a^{3} b

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Frequently Asked Questions (FAQ)

What is (9ab)*(7a^2) ?
The solution to (9ab)*(7a^2) is 63a^3b