Mathematics B Regents High School Examination Worksheet- University Of The State Of New York, 2007 Page 4

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Use this space for
computations.
6 What is one solution of the accompanying system of equations?
y = −x
+ 5
2
y = −0.5x
+ 3
2
(1) (3,5)
(3) (−2,1)
(2) (0,5)
(4) (0,3)
7 Which inequality is represented by the accompanying graph?
–7
–5
–3
–1
0
1
3
5
7
(1) ⏐x + 2⏐> 5
(3) ⏐x − 1⏐≤ 5
(2) ⏐x + 3⏐≥ 2
(4) ⏐x − 5⏐≥ 2
8 The volume of a soap bubble is represented by the equation
= 0 094
3
V
.
A
, where A represents the surface area of the bubble.
Which expression is also equivalent to V?
3
2
6
0 094
.
A
(1)
(3) 0.094A
2
1
(
)
3
3
2
0 094
.
A
0 094
.
A
(2)
(4)
3
9 The fraction
is equivalent to
6
1
+
3 6
3
+
(1)
3 6
3
(3)
5
3 6
3
(2)
3 6
3
(4)
5
[4]
Math. B – June ’07

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