Period and amplitude

Front

What is the equation of the graph with amplitude 5?

Back

y = 5 cos x

Front

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

Back

2

Front

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

Back

2π/3

Front

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

Back

2π/5

Front

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

Back

5

Front

What is the general formula for the amplitude of a sinusoidal function?

Back

The amplitude is the absolute value of the coefficient in front of the sine or cosine function.

Front

How do you calculate the period of a function in the form y = Asin(Bx)?

Back

The period is given by the formula: Period = 2π/|B|.

Front

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

Back

π

Front

What is the amplitude of the function y = -3cos(x)?

Back

3

Front

What is the effect of increasing the coefficient in front of the sine or cosine function on the graph?

Back

It increases the amplitude of the graph.