1.
Graphs that have at least one characteristic in common that makes them different from other groups of graphs are called _________.
A.
identity graphs
B.
a family of graphs
C.
positive graphs
D.
reciprocal graphs
Hint
2.
The graphs of the equations
y
= –5
x
+ 1 and
are a family of graphs because ________.
A.
the
y
-intercepts are the same
B.
the slopes are reciprocals
C.
both equations are solved for
y
D.
the slopes are integers
Hint
3.
Consider the equation
. Which equation will have a steeper graph, but the same
y
–intercept?
A.
B.
C.
D.
Hint
4.
Consider the equation
y
= 3
x
+ 2. Which graph will have a less steep graph, but the same
y
-intercept?
A.
y
= -4
x
+ 2
B.
y
= 2
x
+ 2
C.
y
= 3
x
– 2
D.
y
= 3
x
– 4
Hint
5.
Consider the equation
y
= -
x
– 5. Which graph will have the same slope but a
y
-intercept shifted down 2 units?
A.
y
=
x
– 5
B.
y
= -
x
– 5
C.
y
= -
x
– 7
D.
y
= -
x
– 3
Hint