CTET 2 Math and Science 31 Dec 2021 Paper

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Question : 47 of 150

Marks: +1, -0

The factorization of 49 – x² – y² + 2xy is

(7 + x – y) (7 – x – y)
(7 + x + y) (7 – x + y)
(7 + x + y) (7 + x – y)
(7 + x – y) (7 – x + y)

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