How to prove (1/x+1/y+1/z)=1 having (xyz)=1 and (x+y+z) and then calculate x,y,z
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here's the answer^_^
so there's a formula:
1/a+1/b=a+b/a.b
you just have to apply it
so there's a formula:
1/a+1/b=a+b/a.b
you just have to apply it
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boumerhi627:
You are stuped
well. thanks! but it should be stupid*
whatever! if you don't know it's a formula that 1/a+1/b = a+b/a.b
that's all
you just have to use the formula
and i was just helping you, don't need to show me your attitude
¯\_(ツ)_/¯
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