Math, asked by Anumitasaha, 1 year ago

In the given fig,AB।।PQ।।CD,AB= x units, CD= y units and PQ=z units, prove that 1/x +1/y = 1/z

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Answered by daksh5584

1

This sum is standard 9th book. so you refer STD 9th book please...

Answered by Sanidhya120

2

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