1. Solving Equations Day 1 TS: Demonstrate understanding of concepts Warm Up: 1)Which are solutions to the equation 2sin 2 x – sinx – 1 = 0 a) π/2b) 7 π/6 c) 5 π/2d) π 2)Solve for x: 2cos(x) = 1.

2. Isolate the trigonometric value(s):

3. Use square roots:

4. Factor:

6. Rewrite into a single trig function:

9. Multiple Angles

10. YOU TRY: Warm Up for calc problems: Solve the below equation. You might just find you need a calculator for part of it, but not necessarily for all of it.

11. You Try one that involves two ideas: