Question

y² + 2xy + 2xz - z²4

Answer 1

Answer :

{ Making corrections, the answer is added }

Now, y² + 2xy + 2xz - z²

= y² - z² + 2xy + 2xz

= (y + z) (y - z) + 2x (y + z)

= (y + z) (y - z + 2x),

which is the required factorization

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