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4.4-4.5 Trig Functions PreCalc Flashcards | StudBud
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4.4-4.5 Trig Functions PreCalc
4.4-4.5 Trig Functions PreCalc
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A #PreCalc #Quiz covering the #trigonometry functions of any angle and #graphing #sine and #cosine.
Flashcards
9 cards
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Questions
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Answers
1
Find amplitude and period : f(x) = 8cos(-x/4)
a = 8; per = -π/2
a = -8; per = -8π
a = 8; per = -8π
a = -8; per = -π/2
2
Which equation is represented in this graph?
D
A
C
B
3
What quadrant is θ in if sec θ > 0 and tan θ < 0?
I
IV
II
III
4
What are the zeros of the graph: f(x) = 2cos2πx ? (2 periods)
B
A
C
D
5
What is one solution in radians and degrees for the equation?
D
A
B
C
6
Given cos θ = -4/5 and tan θ < 0, find cot θ.
4/3
-4/5
-4/3
-3/4
7
True or False: If cot θ > 0 and csc θ > 0, then θ lies in Quadrant III.
False
True
8
Which equation is represented in this graph?
D
A
C
B
9
Find amplitude and period: f(x) = -2sinπx
a = -2; per = π
a = 2; per = π
a = 2; per = 2
a = -2; per = 2
