यदि x(x+y+z) =9 , y(x+y+z)=16 और z(x+y+z) =144 है, त� – McqOptions

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1.	यदि x(x+y+z) =9 , y(x+y+z)=16 और z(x+y+z) =144 है, तो x का मान क्या है ?
A.	1/3
B.	9/13
C.	7/11
D.	7/12
Answer» C. 7/11

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