trigonometric functions

Question

Ordered pairs for the parent cosine function are given in the left column of the table below. The ordered pairs corresponding to the function in the right column of the table are missing. Sort the given ordered pairs to match the missing ordered pairs in the chart below.

Practice

1

2

3

4

5

6

7

Answer 1

This is the order. For x, multiply the value by 2/3. For y, multiply by -1.

Example: A. (-3/2π,0)

(-3/2π)(2/3) = -π and (0)(-1) = 0

So the point would be (-π,0)

A. 1

B. 6

C. 2

D. 3

E. 7

F. 5

G. 4