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
1 Which equation is represented by the accompanying graph?
computations.
y
(1,3)
(0,1)
x
+ 1
2
2
(1) y = 2x
(3) y = x
+ 1)
2
2
(2) y = 2(x
(4) y = 2x
+ − = −
2 What is the value of x in the equation
3
x
5
2
?
(1) 46
(3) 3
(2) 12
(4) 6
3 Under a dilation where the center of dilation is the origin, the image of
A(–2,–3) is A′(–6,–9). What are the coordinates of B′ , the image of B(4,0)
under the same dilation?
(1) (–12,0)
(3) (– 4,0)
(2) (12,0)
(4) (4,0)
[2]
Math. B – Jan. ’08

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