Question

Solve the equation on the interval 0 less than or equal 0 < 2pi.

1. sec 30/2 = -2

2. cos(20 - pi/2) = -1

3. tan(0/2 + pi/3) = 1

Answer 1

I don't understand what you are doing. is the 0 supposed to be theta?

Answer 2

yes sorry