Regents High School Examination Mathematics Worksheet - University Of The State Of New York Page 2

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Part I
Answer all questions in this part. Each correct answer will receive 2 credits. No partial credit
will be allowed. For each question, write on the separate answer sheet the numeral preceding the
word or expression that best completes the statement or answers the question.
[
]
40
Use this space for
−x
x
computations.
− x
+ 2
0
1 If f(x) = (x
), then f(3) is equal to
1
(3) −21
8
(1)
27
1
(4) −22
(2)
7
27
− 5i) is equivalent to
2
2 The expression 3i(2i
(1) 15 − 6i
(3) −15 − 5i
(2) 15 − 5i
(4) −1 + 0i
3 If csc θ = −2, what is the value of sin θ?
− 1
(1) −2
(3)
2
1
(2) 2
(4)
2
4 What is 235°, expressed in radian measure?
π
36
(1) 235π
(3)
47
π
π
47
(2)
(4)
235
36
5 The flight paths of two Thunderbird jets are plotted on a Cartesian
coordinate plane, and the equations of the jets’ flight paths are
x
x
represented by y = 2
+ 3 and y = 0.5
. The best approximation of the
intersection of the flight paths is
(1) (−1.72,3.3)
(3) (−1.50,2.82)
(2) (0,1)
(4) (−2,−1)
[2]
Math. B – Aug. ’07

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