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September 18, 2014

September 18, 2014

Posted by **CJ** on Wednesday, January 12, 2011 at 7:10pm.

- Trigonometry -
**MathMate**, Wednesday, January 12, 2011 at 7:26pmAssuming there is no typo,

sin x - tan x - sin x=0

=>

sin(x) - sin(x) - tan x=0

=>

-tax(x) = 0

=>

tan(x) = 0

for 0≤x≤360°

tan(x) = 0 when x=0, 180 and 360°

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