TRIGONOMETRY PRACTICE TEST
The University of Toledo
TRIGONOMETRY PRACTICE TEST
This test consists of 20 questions. While you may take as much as you wish, it is
expected that you are able to complete it in about 45 minutes.
For proper course placement, please:
? Take the test seriously and honestly
? Do your own work without any assistance. Do not use any reference materials,
calculator, or any other computing aid
? Do not guess. If you don¡¯t know how to work a problem, leave the answer blank.
1. The exact value of cos60 o is
3
3
2
B)
C)
A)
3
2
2
D)
1
2
E) none of the above
2. What is the radian measure of the angle whose degree measure are 240 o ?
4
11
11
5
¦Ð
A) ¦Ð
B) ¦Ð
C) ¦Ð
D)
E) ¦Ð
3
6
12
6
3
3
4
and cos ¦È = ,then ¦È lies in
5
5
A) quadrant I
B) quadrant II
C) quadrant III D)quadrant IV E) none of the above
3. If sin ¦È =
4. Of the following, which is the smallest?
¦Ð
¦Ð
¦Ð
A) sin0
B) sin
C) sin
D) sin
6
4
3
E) sin
¦Ð
2
5. If the coordinates (x, y) of the point p in the figure are (2,2), then than tan(a)=
A) 1 3
B) 3 4
C) 3 10
D) 1 10
E) 1
6. The graph of the function y=tan (x- ¦Ð ) has asymptotes at
A) x=0 and x= ¦Ð
B) x= ¦Ð and x=2 ¦Ð
3¦Ð
¦Ð
¦Ð
C) x= and x=
D) x= - ¦Ð and x= ¦Ð
E) x= 0 and x=
2
2
2
7. Which of the following is the graph of y=sinx?
(A)
(B)
(C)
(D)
8. The exact value of tan 45 o is
1
A) ¨C1
B) 1
C)
2
2
¦Ð 1
9. The exact value of sin 2 ( )+ is
4 2
3
A) 2
B) 1
C)
4
10. (sinx+cosx)/sinx=
A) 1+tanx
B) ¨Csin x
D) -
D)
C) ¨C cosx
11. sin 2 60 o -cos 2 30 o =
1
1
A) 1
B) C)
2
2
B) 2sec 2 x
C) 2cos 2 x
cos( x)
is equal to
sin(? x)
A) tanx B) ¨Ctanx
C) cot x
E)
E)
1
sin x
D) 0
12. Perform the addition and simplify:
A) 2
1
2
2
1
4
D)
(E)
3¦Ð
4
1
2
E) none of the above
E) none of the above
1 + sin x
cos x
=
?
cos x
1 ? sin x
D) 0
E) none of the above
13.
D) ¨Ccot x
E) none of the above
14. Which of the following is the graph of y=sin4x?
(A)
(C)
(B)
(D)
(E)
15. For which angles ¦È , with 0 o ¡Ü ¦È ¡Ü 180 o , is sin2 ¦È =-1?
A) 30 o and 150 o B) 60 o and 120 o C) 135 o
D) 0 o and 120 o
E) none
16. If 2sin ¦È - 3 =0 and 0 o ¡Ü ¦È < 360 o , then
A) ¦È = 15 o or ¦È =165 o
B) ¦È = 60 o or ¦È = 120 o
o
o
D) ¦È = 30 o
E) ¦È = 30 o or ¦È = 210 o
C) ¦È = 30 or ¦È = 150
17. For which values of x in the interval 0 ¡Ü x < 2¦Ð does sin 2 x ? sin x = 0 ?
3¦Ð
¦Ð
¦Ð
¦Ð
B)
only
C) 0 and 1
D) 0, , and
E) ¦Ð
A) 0,
2
2
2
2
18. In the figure shown, sin(a)=
A) 1 + X 2
1+ X 2
X
1
C)
X
1
D)
1+ X 2
X
E)
1+ X 2
B)
1
19. Evaluate sin ?1 ( ). State your answer in radian measure. (Note: sin ?1 means the same
2
as arcsin.)
¦Ð
¦Ð
¦Ð
¦Ð
¦Ð
B) C) D) E)
A)
6
3
4
6
4
20. Use an inverse trigonometric function to write a as a function of x.
4 ? ( X + 1) 2
A) a=
2
2
B) a =
X +1
C) a = cos ?1 ( X2 )
X +1
D) a = tan ?1 (
)
2
2
E) a = sin ?1 (
)
X +1
Solution:
1. D)
2. A)
3. A)
4. A)
5. E)
6. C)
7. B)
8. B)
9. B)
10. A)
11. D)
12. D)
13. D)
14. D)
15. C)
16. B)
17 A)
18 E)
19) A)
20)C
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