Math Practice Test With Answer Key - Woodland Community College Page 18
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37+ y
=
39. Find the slope and y-intercept of the
. Then graph the equation.
3
x
2
6
40. Find the slope of the line passes through (-1, 2) and (5, -4).
41. Find the equation of the line passes through (-1, 3) and (-2, -5). Write your answer in
standard form.
3
42. Find the equation of a line passes through (5, -6) with slope
. Write the equation in slope
2
intercept form.
43. Graph and find the slope of the line.
=
3 −
=
y
x
2
(a)
(b)
=
−
44. Find the equation of a line perpendicular to the line
and passing through
.
y
2
, 8 (
) 2
=
45. Find the equation of a line parallel to the line
and passing through
.
, 8 (
) 2
x
3
+
=
6
4
x
3
y
46. Determine whether pair of lines is parallel, perpendicular or neither.
+
=
3
x
4
y
8
=
−
−
+
47. If
2
. Find
and
f
(
x
)
2
x
x
4
f
(−
) 2
f
) 1 (
.
48. Which of the following set of ordered pairs does not represent the function? Circle the
answer.
{
}
{
}
−
−
−
−
−
(a)
(b)
, 1 (
), 1
2 (
2 ,
( ),
, 3
3
( ),
, 0
) 0
(
11
1 ,
( ),
, 1
2
),
0 (
0 ,
),
, 3 (
) 2
{
}
{
}
−
−
(c)
(d)
(
1
0 ,
( ),
1
6 ,
),
2 (
0 ,
( ),
, 2
) 2
1 (
2 ,
),
3 (
2 ,
),
1 (
6 ,
),
3 (
) 9 ,
+ y
=
49. Find the slope of a line perpendicular to the line described by
.
2
x
4
5
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