x^2-y^2+2x+1 factorise
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1
Answer:
x^2-y^2+2x+1
=x^2+2x+1-y^2
=(x+1)^2-(y)^2
=(x+1+y)(x+1-y)
=(x+y+1)(x-y+1)
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0
I don't know the answer sorry
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