Question

8(a-2b)^2-2a+4b-1
factorise
the answer is (2a-4b-1)(4a-8b+1)
step by step explanation pls...​

Answer 1

Answer:

this is your ans.

Step-by-step explanation:

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Answer 2

Answer:

let a-2b be x

8(a-2b)²-2(a-2b)-1

8x²-2x-1

8x²-4x+2x-1

4x(2x-1)+1(2x-1)

(2x-1)(4x+1)

put the value of x

(2a-4b-1)(4a-8b+1)