plzz tell me this ques? we have to factorise it..
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a2-(b2+2b+1)
a2-(b+1)^2
(a-b-1) (a+b+1)
x2+2×3×x +3 ^2- (2y)^2
(x+3)^2 -(2y)^2
(x+3-2y) (x+3+2y)
a2-(b+1)^2
(a-b-1) (a+b+1)
x2+2×3×x +3 ^2- (2y)^2
(x+3)^2 -(2y)^2
(x+3-2y) (x+3+2y)
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