+0

Trigonometric Functions

0
39
1
+56

Just need some assistance on this question. I've seen similar questions in the past, but this one doesn't make much sense to me. Thanks!

May 23, 2021

#1
+1

We could select the point P with coordinates as indicated above. The angle is negative, so we must rotate clockwise;Cosine of the angle is to be$$\frac{1}{\sqrt2{}}$$ and cosine, in terms of the point (x, y) on its terminal ray, is defined as

May 23, 2021