Factorize:

We have,



Now by using middle-term splitting, we get


= 1/16 (16x2 – 32x + 7)


= 1/16 (16x2 – 4x – 28x + 7)


= 1/16 [4x (4x – 1) – 7 (4x – 1)]


= 1/16 (4x – 1) (4x – 7)


Hence,


The given expression can be factorized as:



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