Graphs of Trig Functions

Sine or Cosine?

• y=sinx
• y=cosx

Tags

CCSS.HSF-IF.C.7E

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

A trig function has an amplitude of 4 and a minimum value of 5.  What is its maximum value?

• 7
• 9
• 11
• 13

Tags

CCSS.HSF.TF.A.4

What is the equation of this graph?

Tags

CCSS.HSF-IF.C.7E

A carnival ferris wheel with a diameter of 60 ft makes one complete revolution every 38 seconds. The highest point of the ferris wheel is 65 ft off the ground. Write an equation that models the distant d from the ground after t seconds if you get on the ferris wheel at the bottom.