Recent content by Lewie

2cos^2+3cos x = 0 (Use the inverse functions where necessary to find all solutions of the equations in the interval [0,2pi)

sinx/2-cosx=0 Find the solutions of the equation in the interval [0,2pi) ( The answers are pi/3 and 5pi/2, I've been trying the problem out but I can't seem to get these answers, please help)