The product of $(a + b)$ and 7 $a^{2}$ $b^{2}$ is .

a^{2} b^{2}

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7 a^{3} b^{2} + 7 a^{2} b^{3}

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7 a^{2} b + 7 a b^{2}

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7 a b + 7 a^{2} b^{2}

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Solution

The correct option is B $7 a^{3} b^{2} + 7 a^{2} b^{3}$
$7 a^{2} b^{2} (a + b) = (7 a^{2} b^{2} \times a) + (7 a^{2} b^{2} \times b) = 7 a^{3} b^{2} + 7 a^{2} b^{3}$

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Similar questions

What is the product of $(a + b)$ and $7 a^{2}$ $b^{2}$ ?

Find the product of $(a + b)$ and $7 a^{2}$ $b^{2}$ .

What is the product of $(a + b)$ and 7 $a^{2}$ $b^{2}$ ?

a + b, 7 a^{2} b^{2}

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