Regents High School Examination - Integrated Algebra Worksheet - The University Of The State Of New York - 2009 Page 6

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Use this space for
computations.
14 What are the roots of the equation x
2
– 10x + 21 = 0?
(1) 1 and 21
(3) 3 and 7
(2) –5 and –5
(4) –3 and –7
15 Rhonda has $1.35 in nickels and dimes in her pocket. If she has
six more dimes than nickels, which equation can be used to
determine x, the number of nickels she has?
(1) 0.05(x + 6) + 0.10x = 1.35
(2) 0.05x + 0.10(x + 6) = 1.35
(3) 0.05 + 0.10(6x) = 1.35
(4) 0.15(x + 6) = 1.35
16 Which equation represents the axis of symmetry of the graph of the
parabola below?
y
25
x
–5
5
–25
(1) y = –3
(3) y = –25
(2) x = –3
(4) x = –25
[6]
Integrated Algebra – Jan. ’09

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