Practice problem
Solve for all solutions. cos(6θ)−cos(2θ)=sin(4θ)\\\cos(6\theta)-\cos(2\theta)=\sin(4\theta)cos(6θ)−cos(2θ)=sin(4θ)
π4k\frac{\pi}4k4πk
π6k\frac{\pi}6 k6πk
7π12+πk\frac{7\pi}{12}+\pi k127π+πk
11π12+πk\frac{11\pi}{12}+\pi k1211π+πk
Type a concept, like “slope” or “photosynthesis”.