Mat 1101 Test 2 Worksheet With Answers - 2010
ADVERTISEMENT
1
2Test 2
MAT 1101
Summer 2010
Name ________________________
Simplify all answers and show your work! You may use MathGV as a tool.
4
1. In the equation 4x + 11y = 15, what is the value of the slope?
−
11
A
2. In the equation Ax + By = C, what is the value of the slope?
−
B
3. In the linear equation 5x – 2y = 20, what is the x-intercept? (4, 0)
y-intercept? (0, –10)
4. Lines that are parallel have the same __slope__.
2 +
9
x
-1
5. Solve for x: 6x + 3(x – 5) = 5(4 – 2x)
6. If f(x) =
, find the inverse (f
(x)).
3
35
x 3 −
9
-1
x =
f
(x) =
19
2
7. Solve the inequality: 3x – (x + 2) ≥ 4(x – 5)
8. Solve the inequality:
8
5
3
16
≤
−
<
x
11
x ≤ 9
< x ≤ –1
−
3
4
5
13
−
=
x
y
9. Graph the following system of equations.
10. Solve the system of equations:
2
11
+
=
−
x
y
3
4
=
−
+
y
x
and find the point of intersection.
1
3
=
−
y
x
2
(–3, –5)
See graph
Point of
intersection:
(2, –2)
Determine if the following pairs of lines cross in one point, are parallel, or are the same line.
6
3
21
8
12
9
5
6
−
=
+
=
−
−
=
x
y
x
y
x
y
11.
12.
13.
4
2
14
6
5
13
27
15
24
−
=
−
=
−
=
x
y
x
y
x
y
Same line
Cross in one point
Parallel
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Education