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January 25, 2015

January 25, 2015

Posted by **Jasmine** on Wednesday, May 14, 2014 at 10:54pm.

- Help me trig. -
**Steve**, Thursday, May 15, 2014 at 12:39amtan(t/2) - sint = 0

(1-cost)/sint = sint

1-cost = sin^2 t

1-cost = 1-cos^2 t

cost(1-cost) = 0

cost = 0 or 1

t = pi/2,pi,3pi/2

see

http://www.wolframalpha.com/input/?i=solve+tan%28t%2F2%29+%3D+sint+for+t%3D0..2pi

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