Question

answer it is factorisation ​

Answer 1

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Answer 2

Answer:

x²+2x+1 -z²

(x²+2x+1) -z²

(x²+x+x+1) -z²

(x(x+1)+1(x+1) -z²

(x+1)² - z²

now, we know that, a²-b² = (a+b)(a-b)

(x+z+1)(x-z+1) (Ans.)

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