Expand the expression -ab^2(3a^2b-5ab)

 Exercise

$-ab^2\left(3a^2b-5ab\right)$

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Multiply the single term $-ab^2$ by each term of the polynomial $\left(3a^2b-5ab\right)$

$-3a^2bab^2+5abab^2$

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When multiplying exponents with same base you can add the exponents: $-3a^2bab^2$

$-3a^2b^{3}a+5abab^2$

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When multiplying two powers that have the same base ($a$), you can add the exponents

$-3a^2b^{3}a+5a^2b\cdot b^2$

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When multiplying exponents with same base you can add the exponents: $-3a^2b^{3}a$

$-3a^{3}b^{3}+5a^2b\cdot b^2$

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When multiplying exponents with same base you can add the exponents: $5a^2b\cdot b^2$

$-3a^{3}b^{3}+5a^2b^{3}$

$-3a^{3}b^{3}+5a^2b^{3}$

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