Graphs of Trig Functions

Front

What is the period of y = -3sin(x)?

Back

2π

Front

The __________ represents the distance above or below the midline of a sine or cosine graph; we always take the absolute value of this height.

Back

Amplitude

Front

To re-scale the x-axis with new intervals, you should...

Back

Take Period divide it by 4

Front

What is the period of the graph y = sin(2x)?

Back

π

Front

What does a negative A value cause in a sine or cosine function?

Back

A reflection across X axis

Front

What is the amplitude of the function y = 4cos(x)?

Back

4

Front

How do you find the frequency of a trigonometric function?

Back

Frequency = 1/Period

Front

What is the effect of changing the B value in y = sin(Bx)?

Back

It changes the period of the function.

Front

What is the midline of the function y = 2sin(x) + 3?

Back

y = 3

Front

What is the period of y = cos(3x)?

Back

2π/3