Question

Which function is graphed below?
WMX
f(x) = cos(x)
f(x) = cos(x)
(x) = sin()

Answer 1

Answer: f(x)=cos(x)

Step-by-step explanation:

Answer 2

Answer:

For edge 2020:

The answer is A

Step-by-step explanation:

The function f (x) = cos x has all real numbers in its domain, but its range is −1 ≤  x ≤ 1.