Exam 5: Trigonometric Functions of Real Numbers
Exam 1: Functions and Their Graphs137 Questions
Exam 2: Polynomial and Rational Functions141 Questions
Exam 3: Exponential and Logarithmic Functions137 Questions
Exam 4: Trigonometric Functions of Angles261 Questions
Exam 5: Trigonometric Functions of Real Numbers151 Questions
Exam 6: Analytic Trigonometry267 Questions
Exam 7: Vectors, the Complex Plane, and Polar Coordinates225 Questions
Exam 8: Systems of Linear Equations and Inequalities181 Questions
Exam 9: Conics, Systems of Nonlinear Equations and Inequalities, and Parametric Equations230 Questions
Exam 10: Sequences and Series124 Questions
Exam 11: Limits: A Preview to Calculus122 Questions
Exam 12: Review: Equations and Inequalities244 Questions
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When an airplane flies faster than the speed of sound, the sound waves that are formed take on a cone shape, and where the cone hits the ground, a sonic boom is heard. If
is the angle of the vertex of the cone, then
where
Vis the speed of the plane andMis themachnumber, then what is the speed of the plane if the cone angle is 60°. Round to the nearest whole number.Speed of the plane is __________ m/sec.


(Short Answer)
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State the amplitude and period of the sinusoidal function.
y =
sin 20 x
Amplitude _________
Period ___________

(Short Answer)
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State the amplitude and period of the sinusoidal function.
Amplitude _________
Period ___________

(Short Answer)
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State the domain and range of the function.
y =
Domain = ___________
Range = _____________

(Short Answer)
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If a sound wave is represented by y =
, what is amplitude and frequency?
Amplitude is __________ cm
Frequency is __________ hertz

(Short Answer)
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State the amplitude, period, and phase shift of the function.
y =
Amplitude = ________
Period = __________
Phase Shift = _________

(Short Answer)
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Use the unit circle to find all the exact values of θ that make secθ = 2 in the interval


(Short Answer)
4.8/5
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State the amplitude, period, and phase shift of the function.
y =
Amplitude = ________
Period = __________
Phase Shift = _________

(Short Answer)
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