Graphing Sin & Cos Review

Front

The graph of y = 8cosx is ________ than the graph of y = cosx.

Back

taller

Front

The graph of y=(1/3)sinx is _________ than the graph of y=sinx.

Back

shorter

Front

What is the difference between y = sinx and y = 4sinx when graphed?

Back

an amplitude change

Front

This is the graph of y = 3sin(4x). What is the amplitude?

Back

3

Front

This is the graph of y = 4cos(3x). What is the period?

Back

(2π/3)

Front

The graph of y = sinx has a maximum value of _____.

Back

1

Front

The graph of y = cosx has a minimum value of _____.

Back

-1

Front

What effect does the coefficient in front of sin or cos have on the graph?

Back

It changes the amplitude.

Front

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

Back

(2π/k)

Front

What is the phase shift of the function y = sin(x - π/2)?

Back

π/2 to the right