Download 2015 sine cosine and tangent 1. Use basi

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Math Pre-Calculus Blizzard Bag 2014 - 2015 sine cosine and tangent
1. Use basic trigonometric identities to simplify the following expression.
A.
B.
C.
D.
2.
Note: Picture is not drawn to scale.
If X = 40 yards, Y = 75 yards, and Z = 85 yards, what is the sine of A?
A.
B.
C.
D.
3.
Note: Picture is not drawn to scale.
If X = 18 inches, Y = 80 inches, and Z = 82 inches, what is the cosine of B?
A.
B.
C.
D.
4.
Note: Picture is not drawn to scale.
If X = 15 units, Y = 36 units, and Z = 39 units, what is the sine of B?
A.
B.
C.
D.
5. Which of the following describes one of the transformations of the graph of f(x) to the graph
of g(x)?
f(x) = 6cos(4x)
g(x) = -4 + 6cos(4x + 8)
A. The graph of f(x) has been shifted 4 units to the left.
B. The graph of f(x) has been shifted 4 units to the right.
C. The graph of f(x) has been shifted 8 units to the left.
D. The graph of f(x) has been shifted 8 units to the right.
6. What is the frequency of the function shown below?
y = -3 + 1/2cos(3/8x - 5)
A.
3
16
B.
1
2
C. -3
D. 5
7. What is the exact value of cos(60°)?
A.
- 3
2
B.
1
2
C.
-1
2
D.
3
2
8. Use basic trigonometric identities to simplify the following expression.
A.
B.
C.
D.
9. Use basic trigonometric identities to simplify the following expression.
A.
B.
C.
D.
10.
A.
B.
C.
D.
11. Which of the following describes one of the transformations of the graph of f(x) to the
graph of g(x)?
f(x) = 6sin(6x)
g(x) = -5 + 6sin(6x - 9)
A. The graph of f(x) has been shifted up 9 units.
B. The graph of f(x) has been shifted down 9 units.
C. The graph of f(x) has been shifted up 5 units.
D. The graph of f(x) has been shifted down 5 units.
12. Use basic trigonometric identites to simplify the following expression.
A.
B.
C.
D.
13. What is the amplitude of the function shown below?
y = -3 - 1/10cos(-1/2x - 6)
A.
-1
B.
1
C.
-1
/2
/10
/10
D. -4
14. Use basic trigonometric identities to simplify the following expression.
A.
B.
C.
D.
15.
A.
B.
C.
D.