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Trigonometry Practice Inverse Sine and Cosine Functions Flashcards | StudBud
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Trigonometry Practice Inverse Sine and Cosine Functions
cos-1 (-\frac{1}{2})
The range of cos x is [ -1 , 1 ]
Trigonometry Practice Inverse Sine and Cosine Functions
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Answers
1
The range of cos x is [ -1 , 1 ]
False
True
2
cos
-1
(-\frac{1}{2})
\frac{3\pi}{2}
0
\frac{2\pi}{3}
\frac{\pi}{2}
3
The domain of cos
-1
x is [ -1 , 1 ]
False
True
4
Which of these functions has the domain of (-∞,∞)
cos-1
cos
sin-1
tan-1
5
cos (π/2)
0
\frac{\sqrt{2}}{2}
1/2
3π/2
6
Sin
-1
(0) = ?
0
1
7
What is the domain of y = sin x?
All real numbers
[-1,1]
8
Which of these functions has the range [ -\frac{\pi}{2} , \frac{\pi}{2} ]
tan-1
cos
cos-1
sin-1
9
The domain of cos x is [ -1 , 1 ]
False
True
10
Which of these values is outside the domain of y = sin
-1
(x)
0
1
-1
2
11
Which of these functions has the domain [ -1 , 1 ]
tan-1
cos
cos-1
sin-1
12
cos (π/3)
1/2
0
3π/2
\frac{\sqrt{2}}{2}
13
Which of these values is outside the range of y = sin
-1
(x)
0
1
π/2
-2
14
Sin (π) = ?
1
0
15
What is the domain of y = sin
-1
(x)
All real numbers
[-1,1]
16
Which of these functions has the range [ -1 , 1 ]
cos-1
sin-1
cos
tan-1
17
What is the range of y = sin
-1
(x)
[-1,1]
All real numbers
18
cos
-1
(-1)
0
π/2
3π/2
π
19
The range of cos
-1
x is [ 0 , π ]
True
False
20
What is the range of y = sin x?
[-1,1]
All real numbers
21
Sin (0) = ?
1
0
22
Sin
-1
(π) = ?
undefined
1
23
Which of these functions has the range (-\frac{\pi}{2} , \frac{\pi}{2} )
cos-1
tan-1
sin-1
cos
