Tick (✓) the correct answer

Question:

Tick (✓) the correct answer:

8a2b3 ÷ (−2ab) = ?

(a) 4ab2

(b) 4a2b

(c) −4ab2

(d) −4a2b

Solution:

(c) $-4 a b^{2}$

$8 a^{2} b^{3} \div(-2 a b)$

$\Rightarrow\left(\frac{8}{-2}\right)\left(a^{2-1}\right)\left(b^{3-1}\right)$

$\Rightarrow-4 a b^{2}$

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