If 3 cos2 A + 7 sin2 A = 4, then what is the value of cot A, given tha – McqOptions

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1.	If 3 cos2 A + 7 sin2 A = 4, then what is the value of cot A, given that A is an acute angle?
A.	1
B.	√3
C.	√3/2
D.	1/√3
Answer» C. √3/2

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