SOLUTION: If sin x = 1/2 and x is in the first quadrant, find tan2x

SOLUTION: If sin x = 1/2 and x is in the first quadrant, find tan2x

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Question 669543: If sin x = 1/2 and x is in the first quadrant, find tan2x

Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
If , then
we are looking for
use identity:
plug in

use identity: and

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