ACT Prep Trig Graphs

The __________ represents half the distance between the max and min of a sine or cosine graph. 

• Period
• Frequency
• Extreme Values
• Amplitude

Tags

CCSS.HSF-IF.C.7E

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

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

Tags

CCSS.HSF-IF.C.7E

Sine or Cosine?

• y=sinx
• y=cosx

Tags

CCSS.HSF-IF.C.7E

Sine or Cosine?

• y=sinx
• y=cosx

Tags

CCSS.HSF-IF.C.7E

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

• π
• 2π
• 3π
• 4π

Tags

CCSS.HSF.TF.A.4

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

• 3
• 2
• 90
  90⁰
• 350⁰

Tags

CCSS.HSF-IF.C.7E

Where does the graph of y = cos x begin?

• (0,0)
• (0,1)
• (0, Pi)
• (1, Pi)

Tags

CCSS.HSF-IF.C.7E

What is the equation of the graph?

•  y = 2 cos x
• y = sin x
• y = 2 sin x
• y = sin 2x 

Tags

CCSS.HSF-IF.C.7E

Write the equation for a sine function with an amplitude of 6 and a period of π/4.

• y=6sin(8x)
• y=6sin8(x-1)
• y=6sin1/4x
• y=6sinx

Tags

CCSS.HSF.TF.A.4