Graphing Trig Functions

Which is an equation of the cosine function with an amplitude of 2, period of π, phase shift of π/2?

• y= -2cos(x/2 - π/4)

• y= 2cos (x/2 + π)

• y= 2cos (2x - π)

• y= -2cos(2x - π/2)

Tags

CCSS.HSF-IF.C.7E

Describe the horizontal and vertical shifts.

• left π , up 4

• left π , down 3

• right π , up 4

• right π , down 3

Tags

CCSS.HSF-IF.C.7E

Describe the horizontal shift.

• left 3π / 4

• left 4π / 3

• right 3π

• right 3π / 4

Tags

CCSS.HSF-IF.C.7E

7.  What is the phase shift for y = 4cos(¹/₂x +π) - 2?

• left pi/2
• right pi/2
• right 2pi
• left 2pi

Tags

CCSS.HSF-IF.C.7E

8.  What is the period for y = 4cos(¹/₂x +π) - 2?

• pi/2
• pi
• 3pi
• 4pi

9.  What is the amplitude for y = 4cos(¹/₂x +π) - 2?

• 2
• pi/2
• pi
• 4

Tags

CCSS.HSF-IF.C.7E

15.  What is the amplitude and period of the function: y= 2/5sin9x

• Amplitude: 2/5 Period: 2π/9
• Amplitude: 2/5 Period: π/6
• Amplitude: 5/2 Period: 2π/9
• Amplitude: 5/2 Period: π/6

Tags

CCSS.HSF-IF.C.7E

Sine or Cosine?

• y=sinx
• y=cosx

Tags

CCSS.HSF-IF.C.7E

What is the amplitude of

y = -3sin (7x) -2

• 7

• -2

• 3

• -3

Tags

CCSS.HSF-IF.C.7E

What is the period of either graph? 
y = sin(x)      &   y = cos (x)

• Pi
• 2Pi
• Pi/2
• Pi/4 

Tags

CCSS.HSF-IF.C.7E