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Worksheets9th Grade Unit 2: Linear Functions
Total questions: 43
Worksheet time: 1hrs 3mins
Name
Class
Date
1.
Which graph does NOT pass the vertical line test?
a)
Graph 1
b)
Graph 2
c)
Graph 3
d)
Graph 4
2.
What is the range of the graph?
a)
(-∞,∞)
b)
[-2,∞)
c)
[0,∞)
d)
[3,∞)
3.
What is the range of the graph?
a)
(-∞,∞)
b)
[-1,0]
c)
[-1,3]
d)
[3,∞)
4.
What is the range of the graph?
a)
[-2,2]
b)
[-2,1]
c)
[-4,-1]
d)
(-∞,∞)
5.
What is the domain of the graph?
a)
[-2,2]
b)
[-2,1]
c)
[-4,-1]
d)
(-∞,∞)
6.
What is the domain of the function?
a)
(3, ∞)
b)
[-3, ∞)
c)
(-∞, 4]
d)
(-∞, 4)
7.
Which graphs have a range of (-∞, 3]
a)
I and II
b)
I and III
c)
II and III
d)
I , II and III
8.
Evaluate f(-2) if f(x) = x+3
a)
-1
b)
1
c)
5
d)
-5
9.
If f(x) = -4x - 5 and
g(x) = 3 - x,
what is g(-4) + f(1)?
g(x) = 3 - x,
what is g(-4) + f(1)?
a)
7
b)
-2
c)
-9
d)
-10
10.
Evaluate f(-2) if f(x) = x2+ 3.
a)
-1
b)
1
c)
7
d)
-7
11.
What is the value of f(0)?
a)
-2
b)
2
c)
4
d)
0
12.
Is this mapping a function or not a function?
a)
Function
b)
Not a Function
13.
For what value of x does f(x) = -2?
a)
0
b)
-5
c)
3
d)
-3
14.
Evaluate for f(1)
a)
0
b)
-3
c)
3
d)
2
15.
h(k) = 7x + 4
What is k, if h(k) = 39
What is k, if h(k) = 39
a)
4
b)
8
c)
5
d)
-1
16.
What type of slope does the graph have?
a)
Positive
b)
Negative
c)
Zero Slope
d)
Undefined
17.
What type of slope does the graph have?
a)
Zero
b)
Undefined
c)
Negative
d)
Positive
18.
Find the slope of the line that passes through (10, -8) and (1, 12).
a)
20/9
b)
-20/9
c)
4/9
d)
9/4
19.
What is the slope in the equation y=2x + 3?
a)
2
b)
3
c)
5
d)
Cannot be Determined
20.
Write the equation for the line in slope-intercept form.
a)
y= -1x+3
b)
y= 4x+3
c)
y=1/4x+3
d)
y= -4x+3
21.
Find the slope
a)
-5/7
b)
7/5
c)
-7/5
d)
5/7
22.
What is the y-intercept in the following equation: y=-4x-5
a)
-4
b)
-4x
c)
5
d)
-5
23.
How would you write the equation with a slope of 2/3 and a y-intercept of -3
a)
y=3/2x+3
b)
y=2/3-3
c)
y=2/3x-3
d)
y=2/3x+3
24.
Determine the slope and y-intercept from the following equation: y = 3/2x + 3
a)
slope: 5 y-intercept: (0,3)
b)
slope: 3/2 y-intercept: (0,3)
c)
slope: 4 y-intercept: (0,3/2)
d)
slope: 1/5 y-intercept: (0,5)
25.
Which of these represents slope-intercept form?
a)
y - y1 = m(x-x1)
b)
Ax + By = C
c)
y = mx + b
26.
Slope = 4 Point (-2, 1)
a)
y = 4x +9
b)
y=4x-7
c)
y=4x+7
d)
y=4x-9
27.
Goes through points (-2, -1) and (-3, 5)
a)
y = 6x + 13
b)
y = -6x - 13
c)
y = -1/6x + 1
d)
y = 1/6x - 1
28.
Goes through points (5,6) and (2, 15)
a)
y = 3x + 21
b)
y = 3x - 9
c)
y = -3x + 21
d)
y = -3x - 9
29.
Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4
(4, -7); m = -1/4
a)
y +7 = -1/4(x - 4)
b)
y - 4 = -1/4(x + 7)
c)
y+ 7 = 4(x - 4)
d)
y - 7 = -1/4(x - 4)
30.
Write the following linear equation in standard form.
y=-2x+3
y=-2x+3
a)
2x-y=3
b)
y-3=-2x
c)
2x+y=3
d)
xy-2=3x
31.
What should you multiply both sides of the equation by to get the equation in standard form?
(1/2)x+3y=3/2
(1/2)x+3y=3/2
a)
5
b)
1/2
c)
3
d)
2
32.
Write the equation of point slope form given the following
(2,6), (5, 18)
(2,6), (5, 18)
a)
y-2=4(x-6)
b)
y-6=4(x-2)
c)
y+2=4(x+6)
d)
y+6=4(x+2)
33.
Write the equation of the line in standard form.
m=1/2, (4,4)
m=1/2, (4,4)
a)
2x+y=-4
b)
2x-y=4
c)
x+4y=-4
d)
x-2y=-4
34.
Give the x-intercept
3x + 8y = 24
3x + 8y = 24
a)
(8, 0)
b)
(0, 8)
c)
(3, 0)
d)
(0, 3)
35.
What is the x and y intercept for the following equation ?
4x - 10y = 20
4x - 10y = 20
a)
x - int = 4
y-int = -10
y-int = -10
b)
x-int = 5
y-int = 2
y-int = 2
c)
x - int = 5
y int = -2
y int = -2
d)
x -int = 4
y -int = -10
y -int = -10
36.
What are the x- and y -intercepts on this graph?
a)
(0,5), (0,5)
b)
(5,0), (5,0)
c)
(5,0), (0,5)
d)
(0,0), (5,0)
37.
Jacob collects hats. He has 6 hats already, and he collects 2 hats a week.
a)
y = 2x + 6
b)
y = 6x + 2
c)
y = 2x - 6
d)
y = 6x - 2
38.
At Joe's Clown Car Rental Agency, renting a car costs $35 plus $0.75 for every mile it is driven.
a)
y = x(35 + 0.75)
b)
y = 35x + 0.75
c)
y = 0.75x + 35
d)
y = 0.75(x + 35)
39.
A man is climbing down from 100 feet high descending 30 feet per minute.
a)
y = 100 - 30x
b)
y = 100 + 30x
c)
y = 100x + 30
d)
y = 100x - 30
40.
An internet company charges a $100 set up fee, and then they charge $35 a month after that. What is the y-intercept?
a)
$100
b)
$35
c)
$135
d)
$65
41.
An internet company charges a $100 set up fee, and then they charge $35 a month after that. What is the rate of change?
a)
$100
b)
$35
c)
$135
d)
$65
42.
You went to Spinney's and bought 4 sandwiches and 3 sodas. You spent $24. Let x be the cost of a sandwich and y be the cost of a soda. Write an equation that represents this scenario.
a)
3y = 4x + 24
b)
3x + 4y = 24
c)
4x - 3y = 24
d)
4x + 3y = 24
43.
You went to Spinney's and bought 4 sandwiches and 3 sodas. You spent $24. Let x be the cost of a sandwich and y be the cost of a soda. How many sodas can you buy if each sandwich costs $6?
a)
1
b)
0
c)
3
d)
2
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