Trigonometric Equations

Front

What is the amplitude of the function y = -4 cos(5x)?

Back

The amplitude is 4.

Front

What is the period of the function y = -4 cos(5x)?

Back

Front

What effect does a negative amplitude have on a cosine function?

Back

It causes a reflection across the X axis.

Front

What is the midline of a trigonometric function?

Back

The midline is the horizontal line that runs between the maximum and minimum points of the graph.

Front

How do you find the period of a sine or cosine graph?

Back

Front

What is the period of the function y = 2cos(3x)?

Back

Front

What does the coefficient B in the function y = A cos(Bx) represent?

Back

Front

What is the amplitude of the function y = 5 sin(x)?

Back

The amplitude is 5.

Front

What happens to the graph of a sine function if the amplitude is negative?

Back

The graph is reflected across the X axis.

Front

What is the maximum value of the function y = 3 sin(x)?

Back

The maximum value is 3.