Chapter 3-4 Intercept of Equation Assignment

Please do only

Chapter 3, Test Form A, 1., 2., 4., 5., 7., 9., 11., 13., 15., 17., 20., and 21

Chapter 4, Test Form A. 3., 4., 6., 9., 15., 20., and 25

don’t forget to show the work

CHAPTER 3
NAME
TEST FORM A
CLASS
SCORE
GRADE
In which quadrant is each point located?
ANSWERS
1.
(-0,-
2. (-4, 2)
3
1.
Find the coordinates of each point.
YA
3. A
5 B
· 41
3
4. B
2.
· 2
1
1
2 3 4 5
х
-5 -4 -3 -2 -1
-1
-2
A -3
-4
-5
3.
у
10
HH
8
6
SH
4.
2
5. Show that the ordered
pairs (2, 4) and (0, – 4)
are solutions of the
equation y — 4x=-4.
Then use the graph of the
straight line containing
the two points to
determine another
solution. Answers may
vary.
-10 -8 -6 -4 -2
-2
2 4 6 8 10
X
-4
-6
-8
-10
5.
Graph each equation. Identify the y-intercept.
6. y=-x+4
7. y
1
х
=
3
–
6. See graph.
YN
у
5
5
4
1
4
3
3
2
2
1
1
-5 -4 -3 -2 -1
1 2 3 4 5
-5 -4 -3 -2 -1
1
1
2 3
4 5
X
7. See graph.
1
-2
-2
3
-4
-4
1
-5
-5
Copyright ©2015 Pearson Education, Inc.
CT-65
CHAPTER 3
NAME
TEST FORM A
ANSWERS
Find the intercepts of each equation. Then graph the equation.
8. 5x – 2y = -10
9. 3x – y = 5
8. See graph.
YA
у
5
LO
4
4
1
3
3
2
.2
1
1
-5 -4 -3 -2 -1
1
3
4 5
X
-5 -4 -3 -2 -1
1
2 3
4 5
X
N
1
-1
9. See graph.
-2
-2
3
-3
-4
-4
-5
-5
Graph each equation.
10. 3x – 6=0
11.
y=-5
10. See graph.
ул
YN
5
LO
4
4
3
3
2
2
1
1
1
-5 -4 -3 -2 -1
1
2 3 4 5
X
-5 -4 -3 -2 -1
1
2 3 4 5
X
1
-1
-2
-2
11. See graph.
-3
3 4
-4
1
1 5
-5
CHAPTER 3
NAME
TEST FORM A
ANSWERS
13. The graph below shows data concerning the total revenue R, in
thousands of dollars, of a home repair company in years x since
the company was founded. What is the rate of change of the
amount of revenue?
13.
RA
$45
40
35
(8, $35)
30
25
Total Revenue R
(in thousands)
20
(0, $20)
14.
15
10
5
0
4
10
12
х
2
6 8
Years Since Founding
YA
14. Find the slope.
2
15. See graph.
1
-5 -4 -3 -2
1
3 4 5
х
-1
-2
-3
-4
ул
:5
4
15. Graph the line
containing (-2,-4)
and (-1,0) and find
3
2
. 1
the slope.
-5 -4 -3 -2 -1
1
2
3
4 5
*
-1
-2
-3
5
Copyright ©2015 Pearson Education, Inc.
CT-67
CHAPTER 3
NAME
TEST FORMA
ANSWERS
16. Find the slope, if it exists.
a) 2x–5 y=6
16. a)
b) y=-4
b)
17. The mountain rose 400 ft vertically over a horizontal distance of
620 ft. Find the slope.
17.
Find the slope and the y-intercept.
18.
y =x+4
– 시
19.
-3x +2y = -8
18.
20. Find the equation of the line with the slope 3.1 and y-intercept
(0,–2).
19.
20.
21. Find an equation of the line containing the point (-3,-4) and
with the slope m=
= 2.
CHAPTER 4
NAME
TEST FORMA
CLASS
SCORE
GRADE
ANSWERS
Multiply and simplify.
1. 3-4.3-5 2. x x. x
3. (3a) . (30)
1.
2.
Divide and simplify.
3.
5
-8
78
(6x)
4.
5.
6.
१०/
10
5
(6x)
4.
5.
Simplify.
6.
7. (x4)
8. (-2y)
7.
8.
5
ху
9. (2a^62)”
10.
9.
2
z
10.
11. (3x)° (=x^)
12.
5(44) * (+229)
11.
12.
3
13. 2x?(-3.x”)
14. (2x) ° (+8x^)?
13.
14.
15. Express using a positive exponent: 54.
15.
16.
1
16. Express using a negative exponent:
1:
4
n
17.
17. Convert to scientific notation: 4,650,000.
18.
18. Convert to decimal notation: 6×10-5.
Copyright ©2015 Pearson Education, Inc.
CT-113