यदि x= ay , y=bx हो, तो 1/ (1+a )+ 1/(1+b) का मा – McqOptions

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1.	यदि x= ay , y=bx हो, तो 1/ (1+a )+ 1/(1+b) का मान क्या होगा ?
A.	2
B.	1
C.	0
D.	7
Answer» C. 0

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