Mathematics B Regents High School Examination - The University Of The State Of New York, 2006 Page 6

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17 The solution set of which inequality is represented by the accompany-
Use this space for
ing graph?
computations.
–10
–9
–8
–7
–6
–5
–4
–3
–2
–1
0
1 2
3
4 5
6
7 8
9
10
(1) ⏐x – 2⏐ > 7
(3) ⏐2 – x⏐ > –7
(2) ⏐x – 2⏐ < 7
(4) ⏐2 – x⏐ < –7
18 According to Boyle’s Law, the pressure, p, of a compressed gas is
inversely proportional to the volume, v. If a pressure of 20 pounds per
square inch exists when the volume of the gas is 500 cubic inches, what
is the pressure when the gas is compressed to 400 cubic inches?
2
2
(1) 16 lb/in
(3) 40 lb/in
2
2
(2) 25 lb/in
(4) 50 lb/in
7
19 What is the fourth term in the expansion of (y – 1)
?
4
4
(1) 35y
(3) –35y
3
3
(2) 35y
(4) –35y
20 Sam needs to cut a triangle out of a sheet of paper. The only require-
ments that Sam must follow are that one of the angles must be 60°, the
side opposite the 60° angle must be 40 centimeters, and one of the other
sides must be 15 centimeters. How many different triangles can Sam
make?
(1) 1
(3) 3
(2) 2
(4) 0
[6]
Math. B – June ’06

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