simplify m^2-1÷m^2+1
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AASHIKA111:
but how u can write m^2-1 as (m-1)^2 and m^2+1 as (m+1)^2
please explain
as 1 ^2 is always one
but a^2 -b^2 and( a-b)^2 are two different formulas
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