If xyz=1, then prove that (1+x+y^-1)^-1 + (1+y+z^-1)^-1 + (1+z+y^-1)^-1 = 1.

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HOTS level question from Number System (Laws of Exponents) Class IX
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Sir please clearly explain how to take lcm in the 3rd step.... “Y” upper kese chalagaya

holoceneheart
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I could not understand this question😅but now it's clear.😊
Thanku you sir

bishansharma