Question
Solve the equation graphically.$$\sin ^{3} x+2 \sin ^{2} x-3 \cos x+2=0$$
Step 1
The time period for $\sin^3 x$ and $\sin^2 x$ is $2\pi$ because the power is odd. The time period for $\cos x$ is also $2\pi$. So, the overall time period of the given equation is $2\pi$. Show more…
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