1.
The graphs of the equations
y
= 2
x
3 and
y
= 2
x
+ 3 are a family of graphs because _________.
A.
both slopes are negative
B.
the
y
-intercepts are opposites
C.
both equations are solved for
y
D.
the slope of each line is 2
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 integers
C.
the slopes are reciprocals
D.
both equations are solved for
y
Hint
3.
Consider the equation
. Which equation will have a steeper graph, but the same
y
intercept?
A.
B.
C.
D.
Hint
4.
The graphs below are a family of graphs because __________.
A.
they have the same
y
-intercept
B.
they have the same
x
-intercept
C.
they have different slopes
D.
they have the same slope
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
7
C.
y
= -
x
5
D.
y
= -
x
3
Hint