How does 2/(1/a)+(1/b) = 2ab/a+b?How does this equation work?
multiply the 2/1/a +1/b by ab/ab the numerator will yield 2ab
and the denominator will yield ab( 1/a) =b and ab(1/b)=a
so the thing will reduce to 2ab/a+bHow does this equation work?
This equation would work only for a*b=1
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