Graphing with Period Changes

Where does the graph of y=sin(x) begin its first cycle?

• (0,0)
• (1,0)
• (0,Pi)
• (1, Pi)

Where does the graph of cosine begin?

• (0,0)
• (0,1)
• (0, Pi)
• (1, Pi)

what is the amplitude of
y = 3sin (7x) -2

• 7
• -2
• 3
• 6

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

• 2π/5
• π
• 5
• 5π

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

• π
• 2π
• 3π
• 4π

The period of a sine or cosine graph can be found by ....

• It's always 2π
• 2π/b
• b(2π)
• 2π+b

What is the amplitude of
y = 3 cos 2x?

• 3
• 2
• 90⁰
• 350⁰

What is the period of the graph? 

• 2Pi
• Pi
• Pi/2
• Pi/4 

What is the period of the function y=5cos(⅕x)

• 10π
• 2π/5
• ⅕
• 10

What is the period of y=4cos5x

• 2π/5
• π
• 5
• 5π