Question

factorise 3a²b²-9ab³+15ab⁴​

Answer 1

Answer:

$3 {a}^{2} {b}^{2} - 9a {b}^{3} + 15a {b}^{4} \\ \\ = 3ab(ab - 3 {b}^{2} + 5 {b}^{3} )$

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Answer 2

Answer:

3ab^2 ( a-3b+5b^2)

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