Practice problem
Find a value of xxx within 0≤x<π20 \le x < \frac\pi20≤x<2π where sin2x=cosx\sin 2x = \cos xsin2x=cosx. Express your answer in radians.
π2\frac{\pi}{2}2π
111
π6\frac{\pi}{6}6π
−π6-\frac{\pi}{6}−6π
Type a concept, like “slope” or “photosynthesis”.
