CH 9 Test: Trig Functions & Graphs

This is a _________ graph.

• y=sinx

• y=cosx

• y = tanx

• y=mx+b

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 equation of the graph?

• y = 2 cos x

• y = sin x

• y = 2 sin x

• y = sin 2x

Tags

CCSS.HSF-IF.C.7E

What is the equation of graph?

• y = sin 5x

• y = cos 5x

• y = 5 sin x

• y = 5 cos x

Tags

CCSS.HSF-IF.C.7E

• 30 degrees

• 50 degrees

• 30 degrees

• 180 degrees

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

• up 2

• left 2

• right 2

• down 2

Tags

CCSS.HSF-IF.C.7E

Name the function and how many units the graph shifted vertically.

• sine, 2 units up

• cosine, 2 units down

• cosine, 2 units up

• sine, 2 units up

Tags

CCSS.HSF-IF.C.7E

y = - cos (2x) has all of these, choose all that apply:

• Reflection

• Amplitude

• Midline

• Period

• Phase shift

Tags

CCSS.HSF-IF.C.7E

What is the reference angle of -250 degrees?

• 30 degrees

• 70 degrees

• 20 degrees

• 110 degrees

Write an equation for the cosine function with amplitude 3, period 2pi, phase shift of pi, and vertical shift of 5.

• y = 5cos(x - pi) + 3

• y = 3cos(x - pi) + 5

• y = 3cos(2x - pi) + 5

• y = 5cos(2x - pi) + 3

Tags

CCSS.HSF-IF.C.7E