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If sin x = 5/13 and x is in quadrant 1, than tan x/2 = ___

Please give an explanation!

If sin x = 5/13 and x is in quadrant 1, than tan x/2 = ___ Please give an explanation-example-1
User Thorfin
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Answer:

if sin x = 5/13 and x is in quadrant 1,than tan x/2= -5

User Eliezer
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