... 18 0° and 270° that satisfies the equation tan x = cot x is
(A) 200°
(B) 210 °
(C) 225°
(D) 240 °
(E) 250°
Solution: (C)
In quadrant III, x = 225°.
Part III 74
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Solution: (E)
Part III70
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2. Find all values of y between 0° and 18 0° that satisfy the equation 2 sin
2
y + 3 cos y = 0.
Solution: S...
... B
29. D
30. D
31. B
32. A
33. E
34. A
35. B
36. C
37. B
38. A
39. E
40 . A
41 . D
42 . B
43 . E
44 . B
45 . E
46 . A
47 . B
48 . A
49 . D
50. B
Part VI3 24
www.petersons.com/arco ARCO ■ SAT II Math
32. The ... has an area 4 times that of r, or 16 square inches.
1. B
2. A
3. B
4. C
5. E
6. D
7. C
8. D
9. D
10 . A
11 . E
12 . D
13 . D
14 . B
15 . C
16 . D
17 ....
... ■ SAT II Math
PRACTICE TEST 4
Answer Key
Math Level IC
1. B
2. A
3. C
4. E
5. C
6. A
7. E
8. A
9. B
10 . C
11 . E
12 . D
13 . E
14 . C
15 . A
16 . B
17 . D
18 . E
19 . C
20. D
21. A
22. B
23. C
24. E
25. ... E
31. D
32. B
33. A
34. A
35. C
36. A
37. E
38. B
39. A
40 . D
41 . C
42 . C
43 . E
44 . B
45 . E
46 . C
47 . D
48 . C
49 . B
50. C
Solutions
1. The...
... A
13 . E
14 . B
15 . D
16 . A
17 . E
18 . C
19 . A
20. B
21. D
22. A
23. C
24. B
25. C
26. C
27. E
28. B
29. D
30. A
31. C
32. C
33. C
34. B
35. E
36. B
37. C
38. B
39. C
40 . B
41 . A
42 . B
43 . D
44 . ... 60
60
360
210
1
6
20
10
3
10 3 14
3
10 4
10 10 5
,
.
.
.
Mathematics Tests 229
ARCO ■ SAT II Math www.petersons.com/arco
GO ON TO THE NEXT PAGE
34. Th...
... × 10
–5
, f =
(A) 2 × 10
15
(B) 2 × 10
5
(C) 5 × 10
14
(D) 2 × 10
14
(E) 5 × 10
15
18 . What is the approximate slope of the line
14 3 7
3
xy
−=
?
(A) 1. 15
(B) 1. 25
(C) 1. 35
(D) 1. 45
(E) 1. 55
Mathematics ... = 10 in the formula.
Part V166
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PRACTICE TEST 1
Answer Key
Math Level IC
1. E
2. A
3. E
4. D
5. D...
...
of the distance from 4: 00 to 5:00: of 30º = 10 º.
12 0º + 10 º = 13 0º
10 . The correct answer is (12 5).
Part IV122
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10 . GEOMETRY
1. The correct answer is ... answer is (1) . Let x = arc sin 1, y = arc cos 1.
sin x = 1, x = 90°
cos y = 1, y = 0°
Math Practice Exercises and Solutions by Topic 13 3
ARCO ■ SAT II Math ww...
... is
4. The correct answer is (4x(x - 1) ).
x
x
x
x
xx
x
x
x
xx
x
22 2
4
14
1
11
4
1
41
−
⋅
+
=
+
()
−
()
/
⋅
+
=+
()
Part IV102
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7. If , what does (1 + ... written?
(A) 8
(B) 12
(C) 18
(D) 23
(E) 24
6. What is the product of (1 + i) and (1 + 2i)?
Math Practice Exercises and Solutions by Topic 10 3
ARCO ■ SAT II M...
...
22
22
44 14 4 1
41
8
5
22
+
()
−−
()
−
()
+
()
=
+ −− ++
−−
()
=
ii
ii
ii
i
8. What is the value of i
88
– i
22
?
Solution:
Math Practice Exercises and Solutions by Topic 93
ARCO ■ SAT II Math ... (C)
Part III80
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2. Which term of the series 1, 6, 11 … is 96?
Solution:
3. Find the sum of the first 10 terms of the series...
... = r
2
– 4r + 4 + 36
4r = 40
r = 10
Part III 44
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3. In the figure,
and
are angle bisectors. If, m
how many degrees in
?
Solution:
4. How many ... triangle
is 16 9 sq cm, how many centimeters is the altitude?
Solution:
Area of
Part III48
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7. If the centers of two intersecting c...