MathDB
Problem 17, Fall 2003 , MS and HS

Source:

June 23, 2011
trigonometry

Problem Statement

Given that 3sin⁡x+4cos⁡x=53 \sin x + 4 \cos x = 5, where xx is in (0,π2)(0, \frac{\pi}{2}) , find 2sin⁡x+cos⁡x+4tan⁡x2 \sin x + \cos x + 4 \tan x.
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