Graphing Trig Functions Practice

Front

What is the equation for the graph that has a vertical stretch of 2 and is a secant function?

Back

y=2sec(x)

Front

What is the phase shift of the function y = 4cos(1/2x + π) - 2?

Back

left 2π

Front

Which function has a graph that is stretched horizontally compared to f(x) = tan x?

Back

f(x) = tan 2x

Front

What is the period of the function y = sin(x)?

Back

2π

Front

Does the graph of sine have asymptotes?

Back

no

Front

What is the general form of a cosine function?

Back

y = A cos(Bx - C) + D

Front

What does the parameter A represent in the cosine function?

Back

Amplitude of the wave.

Front

What is the effect of changing the value of B in the function y = A cos(Bx)?

Back

It affects the period of the function.

Front

What is the formula to find the period of a sine or cosine function?

Back

Period = 2π / |B|

Front

What is the phase shift for the function y = sin(x - π/3)?

Back

right π/3