Below is the graph of a cosine function in the form y = acos(bx) Which statements are true? Check all that apply. A) The graph is horizontally compressed by a factor of 1/2.
B) The period is 2pi
C) The frequency is 1/(2pi)
D) The graph is stretched vertically by a factor of 2.
E) The period is pi

i found two solutions,   n = 2 • ± √3 = ± 3.4641

step-by-step explanation:

-4, -2, 1, 4

step-by-step explanation:

domain = x values

range = y values

step-by-step explanation:

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step-by-step explanation:

graph using a few selected

x         y

-1       15

0         6

1         2.4

2       0.96