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ExamView - Chapter 4 exam Review.tst
Find the value of given trigonometric function. ... Use a graphing utility to select the graph of the function. Include ... Use an inverse trigonometr...
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Name: ________________________ Class: ___________________ Date: __________
ID: A
Chapter 4 Review for semester exam Short Answer 7. Find the point ÊÁË x, y ˆ˜¯ on the unit circle that
1. Find (if possible) the supplement of the
following angle.
corresponds to the real number
7 . Use your 6
results to evaluate cos t .
3 8. Solve for x as indicated. 2. Find the value of given trigonometric function.
Round your answer to four decimal places. sin
5
3. Use a graphing utility to select the graph of the
function. Include two full periods.
a4
y 2 sin(2x )
9. Use a calculator to evaluate the trigonometric
function. Round your answer to four decimal places. (Be sure the calculator is set in the correct angle mode.)
4. State the period of the function.
y sec 4x
sec 78
5. Evaluate the expression. Round your result to
two decimal places.
10. Use a calculator to evaluate the trigonometric
function. Round your answer to four decimal places. (Be sure the calculator is set in the correct angle mode.)
arccos (0.9) 6. Find the value of given trigonometric function.
Round your answer to four decimal places.
ÊÁ Á tan ÁÁÁÁ Á 7 Ë
cos(6.5)
ˆ˜ ˜˜˜ ˜˜ ˜ ¯
11. Find the indicated trigonometric value in the specified quadrant.
Function 17 sec 10
Quadrant III
Trignometric value tan
1
Name: ________________________
ID: A
12. Select the graph of the function. (Include two
18. Use an inverse trigonometric function to write
as a function of x .
full periods.) y 10 cos
x 3
13. State the period of the function.
y tan
x
a 5x
2
b x 10
14. Convert the angle measure from radians to
degrees. Round to three decimal places.
19. Use the value of the trigonometric function to
find sec (t ) .
11
cos t
3 2
15. Solve the right triangle shown in the figure for
all unknown sides and angles. Round your answers to two decimal places.
20. Determine whether the function is even, odd,
or neither. f (x ) x csc
x 3
21. Sketch the graph of the function. Include two
full periods. y 4 csc x 22. Find the value of given trigonometric function.
A 30, b 6
Round your answer to four decimal places..
ÊÁ 11 ˆ˜˜˜ 16. Find the exact value of cos ÁÁÁÁ arctan ˜. 60 ˜¯ Ë
csc
17. Use the properties of inverse trigonometric
functions to evaluate the expression. È ˘ sinÍÍÍÎ arcsin(0.7) ˙˙˙˚
2
2 3
ID: A
Chapter 4 Review for semester exam Answer Section SHORT ANSWER 1. ANS:
Supplement:
2 3
PTS: 1 2. ANS:
sin
5
REF: 4.1.32a
0.5878
PTS: 1 3. ANS:
REF: 4.2.49
PTS: 1 4. ANS:
REF: 4.5.67
2 PTS: 1 5. ANS:
REF: 4.6.9
2.69 PTS: 1 6. ANS:
REF: 4.7.26
PTS: 1
REF: 4.2.54
cos(6.5) 0.9766
1
ID: A 7. ANS:
cos t
3 2
PTS: 1 8. ANS:
x=
REF: 4.2.13
OBJ: Evaluate trig function using unit circle
4 3 3
PTS: 1 9. ANS:
REF: 4.3.65
PTS: 1 10. ANS:
REF: 4.4.81
sec 78 4.8097
ÊÁ Á tan ÁÁÁÁ Á 7 Ë
ˆ˜ ˜˜˜ ˜˜ 0.4816 ˜ ¯
PTS: 1 11. ANS:
tan
REF: 4.4.86
189 10
PTS: 1 12. ANS:
REF: 4.4.74
PTS: 1 13. ANS:
REF: 4.5.48
PTS: 1
REF: 4.6.10
2
2
ID: A 14. ANS:
11
16.364
PTS: 1 15. ANS:
REF: 4.1.73
PTS: 1 16. ANS:
REF: 4.8.5
a 3.46, c 6.93, B 60
60/61 PTS: 1 REF: 4.7.60 OBJ: Find the exact value of an expression involving inverse function 17. ANS:
0.7
PTS: 1 18. ANS:
arccos
REF: 4.7.52
x 10
PTS: 1 19. ANS:
sec(t) PTS: 1 20. ANS:
5x REF: 4.7.47
2 3 REF: 4.2.46b
Odd PTS: 1
REF: 4.6.63
3
ID: A 21. ANS:
PTS: 1 22. ANS:
csc
2 3
PTS: 1
REF: 4.6.22
1.1547 REF: 4.2.52
4
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