examples, and problems from the community.

including olympiad champions, researchers, and professionals.

examples, and problems from the community.

including olympiad champions, researchers, and professionals.

Sign up to access problem solutions.

Equations with trigonometry in them can look scary, but that's nothing that a quick little substitution can't fix.

examples, and problems from the community.

including olympiad champions, researchers, and professionals.

Sign up to access problem solutions.

by **Brilliant Staff**

examples, and problems from the community.

including olympiad champions, researchers, and professionals.

Sign up to access problem solutions.

by **Brilliant Staff**

How many \(x\)'s in the interval \(0 \leq x \leq 15\pi\) satisfy \(\tan x=-\sqrt{3}\)?

examples, and problems from the community.

including olympiad champions, researchers, and professionals.

Sign up to access problem solutions.

by **Brilliant Staff**

examples, and problems from the community.

including olympiad champions, researchers, and professionals.

Sign up to access problem solutions.

by **Brilliant Staff**

Which of the following is a solution to

\[ \sin ( 2 \theta - 31 ^ \circ ) = \cos 49 ^ \circ ? \]

examples, and problems from the community.

including olympiad champions, researchers, and professionals.

Sign up to access problem solutions.

by **Brilliant Staff**

© Brilliant 2017

×

Problem Loading...

Note Loading...

Set Loading...