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Algebra 2 CP NAME_______________________
Semester 2 Exam – June 2015 DATE________________ HR____
Part 1 PRACTICE
You may use a calculator. Please show all work directly on this test. Carefully mark each of your final
answers on the scantron form. Remember, the scantron machine is extremely sensitive, so erase
thoroughly. GOOD LUCK!
Do Your Figuring Below 1. Using the right triangle, find the value of csc .
A.
13
5
B.
5
13
C.
13
12
D.
12
13
2. An airplane making its descent towards the ground
makes an angle of descent of 5 with the ground. If the
airplane is 1000 feet from the airport, how high is it
above the ground?
A. 87.5 feet
B. 11,430 feet
C. 11,473.7 feet
D. 1,003.8 feet
CONTINUE TO NEXT PAGE
13
x
5
3. Solve the following triangle for
Do Your Figuring Below
A. 22°
B. 20.6°
C. 68°
D. 69.4°
4. Suppose is an angle in standard position whose
terminal side is in Quadrant II. Find the value of tan
given sin 𝜃 =5
13.
A.
12
5
B.
12
5
C.
5
12
D.
5
12
5. Find the exact value of 4
7sec
.
A.
2
2
B.
2
2
C.
2
D. 2
CONTINUE TO NEXT PAGE
9 24
Do Your Figuring Below 6. Given the following triangle where ,98C ,16A
and c = 32, find the length of side a to the nearest tenth.
A. 0.495
B. 8.9
C. 7.29
D. 197.0
7. Given the following triangle where a = 17,
b = 23, and c = 12, find the measure of the largest angle.
A. 21.2
B. 103.6
C. 76.4
D. 113.8 8. Identify the amplitude and period of the given
trigonometric equation: 3
2sin3y
A. amplitude: 3 Period: 3 B. amplitude: 3 Period: ⅔ C. amplitude: - 3 Period: 3 D. amplitude: - 3 Period: ⅔
CONTINUE TO NEXT PAGE
C
A
B
B
A C
Do Your Figuring Below 9. Describe the translations of the function cosy to
bay cos
A. Right a up b
B. Right a down b
C. Left a up b
D. Left a down b
10. Orange Leaf Frozen Yogurt offers fourteen ice cream
flavors, ten toppings, and three sauces. How many
different ice creams can you make provided you choose
one of each?
A. 27
B. 182
C. 420
D. 560
11. How many ways can you select a committee of nine
students from a group of seventeen?
A. 8,821,612,800
B. 153
C. 24,310
D. 3,719,430
12. There are 20 students in a local math competition. In how
many different ways can first, second, and third place be
awarded?
A. 1,140
B. 6,840
C. 60
D. 23
CONTINUE TO NEXT PAGE
13. How many five-card hands can you hold if you must have
three kings or four aces? Do Your Figuring Below
A. 54,144
B. 1,176
C. 1,181
D. 4,560
14. Given a standard die, find the probability of rolling an
even and then a three.
A.
12
1
B.
3
2
C.
4
1
D.
3
1
15. In a bag of marbles, there are 13 blue, 6 red, and 5 green.
Find the probability of drawing a blue, then a blue, then a
red if replacement does not occur.
A.
12144
1
B.
2304
169
C.
506
39
D.
936
1
CONTINUE TO NEXT PAGE
16. The odds in favor of an event are 2:5. Find the
probability of the same event. Do Your Figuring Below
A.
5
2
B.
7
2
C.
2
5
D.
7
5
17. Identify the vertical and horizontal asymptotes of the
following rational equation: 94
62
2
x
xxy
A. Vertical:
2
3x Horizontal: y = 4
B. Vertical:
2
3x Horizontal: y =
4
1
C. Vertical: 2,3x Horizontal: y = 4
D. Vertical: 2,3x Horizontal: y =
4
1
18. Simplify: 862
82
5
1052
2
xx
xx
x
x
A.
x
x 12
B. 22 x
C.
1
222
xx
x
D. 1x
CONTINUE TO NEXT PAGE
19. Simplify: xx
5
3
2
Do Your Figuring Below
A. 3
11
x
B.
3
17
x
C.
357
xx
x
D.
3157
xx
x
20. Simplify: 24
42
x
x
x
A.
22422
xx
xx
B.
2262
xx
x
C.
2262
xx
x
D.
2222
xx
xx
21.
Solve: 81152
1
x
x
x
A. x = 4, -1
B. 1x
C.
3
1x
D. 4,1x
CONTINUE TO NEXT PAGE
22. Solve:
1
65
1
72
xx
Do Your Figuring Below
A. ,
5
3x -2
B. ,
5
2x - 2
C. ,
5
2x 2
D. ,
5
3x 2
23. Find the next three terms of the following sequence:
0,2
3,
4
3, …
A. 6 ,
3
8
3
10
B. ,2 ,
3
8
3
10
C. ,
3
5 ,
3
7 3
D. ,
3
5,
3
8
3
10
24. Write a rule for the nth
term of the sequence,
given: -6, -4, -2,…
A. an = 2n – 8
B. an = -2n + 2
C. an = n + 2
D. an = n – 2
CONTINUE TO NEXT PAGE
25. Write a rule for the n
th term of the arithmetic sequence:
a1 = -4 and a5 = 16. Your Figuring Below
A. an = 5n
B. an = 5n + 1
C. an = 5n – 9
D. an =
5
21
5
1n
26. Find Sn for the following:
6
2
14n
n
A. 24
B. 20
C. 102
D. 85
27. Write a rule for the n
th term of the series, given: ,2 ,2
22 ,…
A. 12 nna
B. 12 nna
C. 122 nna
D. 122 nna
28. Find Sn for the following:
5
1
1
3
12
n
n
A.
81
242
B.
81
605
C.
243
322
D.
81
1 CONTINUE TO NEXT PAGE
29. Find the sum for the following:
1
1
3
44
n
n
Your Figuring Below
A. Infinity
B. No Sum
C. 12
D. -12
30. Find the next three terms of the sequence for which a1 = 5
and an = 2an – 1 +3n
A. 16, 41, 94
B. 13, 32, 73
C. 5, 16, 41
D. 8, 25, 62
31. Identify the Vertices of the following equation:
1
25
4
9
222
yx
A. (2, 5) and (2, -5)
B. (3, -4) and (3, 4)
C. (2, -9) and (2, 1)
D. (-1, -4 ) and (5, -4)
32. Identify the Vertices of the following equation:
1
25
4
9
222
yx
A. (2, 5) and (2, -5)
B. (3, -4) and (3, 4)
C. (2, -9) and (2, 1)
D. (-1, -4 ) and (5, -4)
CONTINUE TO NEXT PAGE
33. Identify the slopes of the asymptotes of the following
equation: 18116
22
yx
Your Figuring Below
A.
9
4
B.
4
9
C.
81
16
D.
16
81
34. Determine the directrix and focus of the following
equation: 3415
1 2 yx
A.
Directrix: y = 2
Focus: (1, -8)
B.
Directrix: y = -8
Focus: (1, 2)
C.
Directrix: x = 6
Focus: (-4, -3)
D.
Directrix: x = -4
Focus: (6, -3)
35. Write the equation of a parabola with a Focus (-5, 1) and
Directrix of x = 3.
A. 1161 2 xy B. 1161 2 yx C. 1161 2 xy D. 1161 2 yx
36. Write the equation of a circle with center (-5, -2) and a
point on the circle (-3, 4)
A. 4025 22 yx B. 4043 22 yx C. 2525 22 yx D.
2543 22 yx
END OF PART 1.
Algebra 2 CP NAME_______________________
Semester 2 Exam – June 2015 DATE________________ HR____
Part 2 PRACTICE
Directions: Work out each question slowly and carefully. You MAY write on the test. Show all of your
work for full credit! GOOD LUCK!
For #1, evaluate all six trig functions.
Evaluate all six trig functions of given 𝜃 =3𝜋
2.
sin 𝜃 = _____________ cos 𝜃 = _____________ tan 𝜃 = _____________
csc 𝜃 = _____________ sec 𝜃 = _____________ cot 𝜃 = _____________
For #2, Find angle .
In Δ ABC, 23A , b = 17, and c = 8. Find a.
Answer = ________________________
For #3, Graph the following trigonometric equation.
Graph: 14
2sin2
xy
amp: ______________
Period:_____________
Phase Shift:_________
Vertical Shift:_______
For #4, given: A Standard Deck of Cards.
You are creating a five card hand. How many different combinations exist if you must have at least three
queens?
Answer:____________________________
A B
C
For #5, Find the x-intercepts and the y-intercepts of the following function
51
2
xy
x-intercept:_________________________ y-intercept:______________________________
For #6, Solve.
3
7
2
1
65
32
xx
x
xx
Answer:________________________________
For #7, Write a Rule.
Write a rule for the nth
term of the arithmetic sequence: a3 = 94 and a6 = 85
Answer = ________________________
For #8, Find all necessary information and graph.
3122 xy
Vertex:_____________________
Focus:______________________
Directrix:___________________
Axis of Symmetry:____________
Answers
1. D 2. A 3. C 4. A 5. D 6. B 7. B
8. A 9. D 10. C 11. C 12. B 13. D 14. A
15. C 16. B 17. B 18. A 19. D 20. A 21. A
22. D 23. B 24. A 25. C 26. D 27. C 28. A
29. B 30. A 31. C 32. D 33. A 34. A 35. A
36. A
1. sin 𝜃 = −1 cos 𝜃 = 0 tan 𝜃 = 𝑈𝑁𝐷𝐸𝐹 csc 𝜃 = −1 sec 𝜃 = 𝑈𝑁𝐷𝐸𝐹. cot 𝜃 = 0
2. 10.1 3. Amp = 2, Per = π 4. 4512 Hands 5. (7/5, 0) and (0, -7)
PS = left π/4
VS = down 1
6. x = 7 7. an = -3n + 97 8. Vertex: (-3, 0) Focus: (-6, 0)
Directrix: x = 0 AoS: y = 0