Mathematics B Test - Regents High School Examination, The University Of The State Of New York Page 3

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7 If cos 2 = 1, a value of
is
computations.
(1) 45°
(3) 180°
(2) 90°
(4) 270°
8 If cos x = −0.7 and csc x > 0, the terminal side of angle x is located in
Quadrant
(1) I
(3) III
(2) II
(4) IV
9 The graph of the equation xy = 12 is best described as
(1) a circle
(3) an ellipse
(2) two lines
(4) a hyperbola
10 The image of function f(x) is found by mapping each point on the
function (x,y) to the point (y,x). This image is a reflection of f(x) in
(3) the line whose equation is y = x
(1) the x-axis
(4) the line whose equation is y = −x
(2) the y-axis
11 What is the inverse of the function y = 3x − 2?
− 2
x
(1) y = −3x + 2
=
(3)
y
3
+ 2
x
(4) 3y = 2x
=
(2)
y
3
12 Which equation represents the circle whose center is (3,−1) and whose
6 ?
radius is
(1) (x + 3)
+ (y − 1)
= 36
2
2
(2) (x − 3)
+ (y + 1)
= 36
2
2
(3) (x + 3)
2
+ (y − 1)
2
= 6
(4) (x − 3)
+ (y + 1)
= 6
2
2
[3]
[OVER]
Math. B – Jan. ’10

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