Answer
See graph, (a) $(4,-\frac{5\pi}{4})$, (b) $(-4,\frac{7\pi}{4})$, (c) $(4,\frac{13\pi}{4})$.
Work Step by Step
See graph for the given point. We can find its equivalents as (a) $(4,-\frac{5\pi}{4})$, (b) $(-4,\frac{7\pi}{4})$, (c) $(4,\frac{13\pi}{4})$.
