Question

(a+1/a) to the power 2 -(a-1/a) to the power 2
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Answer 1

ans:(a^2-(1\b)^2)

Step-by-step explanation:

this is in form of {a-b}×a+b

so (a+1/a)^2 -(a-1/a) ^ 2

can be written as (a^2-(1\b)^2)