If x + y = 1, and x2y2 – 2xy = 12, then the value of \(\sqrt {{x^4} – McqOptions

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1.	If x + y = 1, and x2y2 – 2xy = 12, then the value of \(\sqrt {{x^4} + {y^4}}\) is:
A.	8
B.	6
C.	3
D.	5
Answer» E.

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