If x : y = 7 : 3,then the value ofnxy+y2x2−y2isxy+y2x2−y2is – McqOptions

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1.	If x : y = 7 : 3,then the value ofnxy+y2x2−y2isxy+y2x2−y2is
A.	3/4
B.	4/3
C.	3/7
D.	7/3
Answer» B. 4/3

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