Trigonometric and Polar Functions
If the volume of tank oscillates between 2000 gallons at its lowest and 5000 gallons at its highest due to a pumping system that operates on a sinusoidal schedule every 8 hours what is the approximate volume rate of change per hour when it is filling the most quickly?
250 gallons per hour
500 gallons per hour
375 gallons per hour
750 gallons per hour
Which term describes how many cycles a sinusoidal function completes in 2π units?
Amplitude
Phase Shift
Frequency
Vertical Shift
If the function has a removable discontinuity, what is the value of after the discontinuity has been removed?
Undefined
4
-4
0
What does "sin" represent in the equation ?
A constant that equals approximately 0.8414709848...
The slope of a line on a graph.
A trigonometric function that gives you a ratio related to a right triangle.
A variable representing an unknown value.
Which value determines the period of a cosine function in y = cos(bx)?
y
x
cos
b
What is the amplitude of the function ?
-5
5
Which transformation does not affect the period of a basic trigonometric function ?
Horizontal stretch/compression
Reflection over x-axis
Horizontal translation
Vertical shift

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How can you classify the behavior around x = c if f(x) approaches different limits from either side as x approaches c?
Continuous with potential extreme points near x = c
Discontinuous due to removable discontinuity
Discontinuous by way of jump discontinuity
Continuous but not differentiable at x = c
If a Ferris wheel has a diameter of 50 meters and completes one full rotation every minute, at what rate is a person ascending when they are 12.5 meters above the ground level assuming the base of the Ferris wheel is at ground level?
meters per minute
meters per minute
meters per minute
meters per minute
A pendulum’s motion over time can be modeled using a sine curve; which variable represents how far from equilibrium position it swings at its peak?
Phase Shift
Period
Amplitude
Vertical stretch factor