Math, asked by ashazaliazhar1010, 2 months ago

plz help




I'll remove wrong answers which make no sense​

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Answers

Answered by sumanhalder08
0

Step-by-step explanation:

see the attached document

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Answered by sandy1816
3

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 \frac{x + y + z}{ {x}^{ - 1} {y}^{ - 1}  +  {y}^{ - 1}  {z}^{ - 1}   +  {z}^{ - 1} {x}^{ - 1}  }   \\  =  \frac{x + y + z}{ \frac{1}{xy} +  \frac{1}{yz}   +  \frac{1}{zx} }  \\  =  \frac{x + y + z}{ \frac{z + x + y}{xyz} }  \\  =( x + y + z) \times  \frac{xyz}{x + y + z }\\  = xyz

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