Question

multiple:-. 3ab × ( 5ab + 7ab + 9ac )​

Answer 1

Step-by-step explanation:

3ab * ( 12ab + 9ac )

36a²b² + 27a²bc

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Answer 2

Step-by-step explanation:

$hello$

Your question:

$= 3ab(5ab + 7ab + 9ac)$

Your answer:

$= 3ab(5ab + 7ab + 9ac)$

$= 15 {ab}^{2} + 21 {ab}^{2} + 27 {a}^{2} bc$

[ multiply 3ab to all the numbers inside the parentheses ]

$= 36 {ab}^{2} + 27 {a}^{2} bc$

Your final answer:

$= 36 {ab}^{2} + 27 {a}^{2} bc$