If 7sin2x + 3cos2x = 4, 0 < x < 90°, then what is the value of tanx? – McqOptions

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1.	If 7sin2x + 3cos2x = 4, 0 < x < 90°, then what is the value of tanx?
A.	√2
B.	1
C.	√3/2
D.	1/√3
Answer» E.

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