Question
Use a graphing utility to approximate the solutions of the equation in the interval $[0,2 \pi)$.$$\sin \left(x+\frac{\pi}{2}\right)=-\cos ^{2} x$$
Step 1
The first function is $\sin \left(x+\frac{\pi}{2}\right)$ and the second function is $-\cos ^{2} x$. Show more…
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