Factorize:

2x + 4y – 8xy – 1


We have,



At first we’ll take common from the expression


= 2x – 1 – 8xy + 4y


= (2x – 1) – 4y (2x – 1)


= (2x – 1) (1 – 4y)


Hence,


The given expression can be factorized as:



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