Tuesday
March 31, 2015

Homework Help: trigonometry

Posted by Jose on Sunday, December 16, 2012 at 1:19pm.

5.Find the complete exact solution of sin x = -√3/2.

10. Solve cos 2x 3sin x cos 2x = 0 for the principal value(s) to
two decimal places.

12. Solve tan^2x + tan x 1 = 0 for the principal value(s) to two
decimal places.

19.Prove that tan^2a 1 + cos^2a
 = tan^2 a sin^2 a.

29. Prove that tan B sin B + cos B = sec B.

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