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Worksheetsfunctions ch 8.5, 8.6 10.1 to 10.4
Total questions: 25
Worksheet time: 1hrs 23mins
Name
Class
Date
1.
Select the correct graph for each inequality.
a)
A
b)
B
c)
C
d)
D
2.
which equation best represents this graph?
a)
y < 1/2x + 1
b)
y < 1/2x + 2
c)
y >1/2x + 2
d)
y > 2x
3.
Which is true about this graph??
a)
it is shaded above and has a dashed line
b)
it is shaded below and has a solid line
c)
it is shaded above and has a solid line
d)
it is shaded below and has a dashed line
4.
Select the graph for y ≥ -3.
a)
A
b)
B
c)
C
d)
D
5.
Identify the inequality.
a)
y > 2
b)
y ≤ 1
c)
x ≥ 2
d)
y ≥ 1
6.
Which point below is NOT part of the solution set?
a)
(0, 0)
b)
(-10, -10)
c)
(-1, 5)
d)
(5, 20)
7.
Which of the following equations match the given graph?
a)
y ≥ -3x + 4
b)
y ≤ 3/5x - 5
c)
y > -x - 5
d)
y < -4
8.
Consider the function y<2x+3. Which is true?
a)
The line would be solid with shading above.
b)
The line would be dashed with shading above.
c)
The line would be solid with shading below.
d)
None of these.
9.
How can I tell if an inequality will have a solid line?
a)
It has an equal sign.
b)
The symbol is greater than.
c)
The symbol has "or equal to."
d)
You just guess.
10.
Do I need to flip my sign?
-3x ≥ 12
-3x ≥ 12
a)
Yes
b)
No
11.
Is (0,0) a solution to the system?
a)
Solution
b)
Not a solution
12.
Which system of inequalities matches the graph?
a)
x> -2
y < -4
y < -4
b)
x< 2
y> 4
y> 4
c)
x > 2
y < 4
y < 4
d)
x > 2
y <- 4
y <- 4
13.
Which system of inequality is shown?
a)
y > -4/5x - 1
y ≤ 2/3x + 3
y ≤ 2/3x + 3
b)
y ≥ -4/5x - 1
y ≤ 2/3x + 3
y ≤ 2/3x + 3
c)
y < -4/5x - 1
y < 2/3x + 3
y < 2/3x + 3
d)
y = -4/5x - 1
y ≥ 2/3x + 3
y ≥ 2/3x + 3
14.
Which point is a solution?
a)
(0, 6)
b)
(-3, 4)
c)
(1, 0)
d)
(-4, 3)
15.
Anything raised to a power of zero is always:
a)
0
b)
1
c)
itself
d)
negative
16.
Simplify (-7y2)(5y4)
a)
-35y6
b)
-2y6
c)
-35y8
d)
-2y8
17.
a)
13
b)
43
c)
11.6
d)
41.6
18.
Simplify the expression x5x7
a)
x35
b)
x12
c)
x2
d)
x-2
19.
Simplify the following expression:
xy-7
xy-7
a)
xy7
b)
x/y7
c)
x7/y
d)
x7y
20.
(ab8c)(a-17c10)
a)
a17b8c11
b)
a16b8c11
c)
(b8c11)/(a16)
d)
a-17b8c10
21.
a)
2a2b6
b)
1/2a2b6
c)
b6/2a2
d)
2b6/a2
22.
Simplify:
a)
x12/y22
b)
x8y14
c)
x12y22
d)
y22/x12
23.
Does the system have one, none or infinite solutions?
8x + 4y = 12
y = -2x + 3
8x + 4y = 12
y = -2x + 3
a)
(0,3)
b)
(3,0)
c)
No solution(parallel lines)
d)
Infinitely many solutions
24.
Solve for x and y
3x + 2y = 16
7x + y = 19
3x + 2y = 16
7x + y = 19
a)
(-2,5)
b)
(-2,-5)
c)
(2,-5)
d)
(2,5)
25.
is this equation an exponential growth or decay?
y = 0.5(3)x
a)
decay
b)
growth
c)
neither
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