Mathematics B Regents High School Examination - The University Of The State Of New York, 2007 Page 6

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15 What is the amplitude of the function shown in the accompanying
computations.
graph?
y
6
5
4
3
2
1
x
2 4 6 8
10 12 14 16 18
(1) 1.5
(3) 6
(2) 2
(4) 12
16 Which equation represents the circle shown in the accompanying
graph?
y
x
(4,–2)
(1,–2)
2
2
(1) (x – 1)
– (y + 2)
= 9
2
2
(2) (x – 1)
+ (y + 2)
= 9
2
2
(3) (x + 1)
– (y – 2)
= 9
2
2
(4) (x + 1)
+ (y – 2)
= 9
[6]
Math. B – Jan. ’07

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