Question

factorise 3(a-2b)^2 -5(a-2b)​

Answer 1

Answer:

(a-2b)(3a-6b-5)

Step-by-step explanation:

3(a-2b)²-5(a-2b)

=(a-2b){3(a-2b)-5}

=(a-2b)(3a-6b-5)

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