Question

18.Find the product of 9a, 4ab and -2a.(​

Answer 1

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Answer 2

We have,

• To find the product of terms.

$\green{ \bullet }{\: \: \rm{}9a, 4ab \: \: and \: (-2a) }$

$\bf \implies(9a) \times( 4ab) \times ( -2a) \: \: \: \: \: \\ \bf \implies(9 \times 4 \times - 2)(a \times ab \times a)$

$\bf \implies( - 72)( {a}^{3}b ) \\ \bf \implies \red{{ - 72a}^{3}b}$