If x2 - y2 = 7 and x - y = 1, then the length of a diagonal of a recta – McqOptions

MCQOPTIONS

1.	If x2 - y2 = 7 and x - y = 1, then the length of a diagonal of a rectangle with length and width respectively x cm and y cm will be
A.	5 cm
B.	6 cm
C.	7 cm
D.	8 cm
E.	None of the above / More than one of the above
Answer» B. 6 cm

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