3.4: Quiz I
Difficulty Level: At Grade
Created by: CK12
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Multiple Choice – Please circle the letter of the correct answer and write that letter in the space provided to the left of each question.
 __________ Which of the following relations is not a function?

(1,4),(1,7),(1,10),(1,13),(1,16) 
(1,4),(2,4),(3,4),(4,4),(5,4) 
(1,2),(−1,2),(2,1),(−2,−1) 
(0,0),(1,1),(−1,1),(2,4),(−2,4)

 __________ Find
f(3) for the following function:f(x)=5x+3  0

65  6
 18
 __________ What is the best reason to justify that the following circle graph is not a function?
 Any line will cut the circle at two points
 My vertical line cuts the circle at two points
 Circles don’t represent functions.
 Every
y− value has twox− values.
 __________ A Cartesian plane consists of four sections called
 squares
 origins
 quadrants
 grids
 __________ Another name for the
x− coordinate of an ordered pair that represents a plotted point on a Cartesian plane is the ordinate
 the intercept
 the origin
 the abscissa
 __________ What are the coordinates of the plotted point?

(4,−3) 
(−4,3) 
(−4,−3) 
(3,−4)

 __________ If
f(x)=−5x+2 , what is the value of ‘x ’ iff(x)=−8 ?
x=2 
x=−10 
x=42 
x=−2

 __________ Which relation is not a function?
 __________ What name is given to the point where the horizontal and vertical axes intersect on a Cartesian plane?
 intercept
 ordinate
 abscissa
 origin
 __________ Where on a Cartesian plane is the
x− coordinate of a point positive and they− coordinate negative? Quadrant IV
 Quadrant II
 Quadrant I
 Quadrant III
Answers to Quiz I
 A
 D
 B
 C
 D
 C
 A
 B
 D
 A
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Date Created:
Jan 16, 2013
Last Modified:
Jan 14, 2015
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