Algebra I Chapter 3 Test

Last updated over 1 year ago
19 questions
Chapter 3 Test
2

Jerome is constructing a table of values that satisfies the definition of a function.


Which number(s) can be placed in the empty cell so that the table of values satisfies the definition of a function?
Select all that apply.

1

The relation displayed represents a function.

3

Which of these represent a linear function?

Select all that represent a linear function.

1

Is this a function?

3
State the domain and range of each of the following graphs and identify if it is discrete or continuous.


Domain:_______
Range:_______
Continuous or Discrete? _______
3
State the domain and range of each of the following graphs and identify if it is discrete or continuous.


Domain:_______
Range:_______
Continuous or Discrete? _______
3
State the domain and range of each of the following graphs and identify if it is discrete or continuous.


Domain:_______
Range:_______
Continuous or Discrete? _______
4

Place each graph or table into the correct box.

Is the graph/table Linear or Nonlinear?

  • Linear
  • Nonlinear
4
Evaluate the following using the graph.


f(1)=_______

f(3)= _______

f(x)=5, find x _______ _______
5
Graph the line by finding the intercepts. Clearly state the intercepts in the space below.


x-intercept: _______
y-intercept: _______
5
Graph the line using slope and y-intercept.


slope: _______
y-intercept: _______
6
Identify the slope, y-intercept and equation of the line.



slope _______
y-intercept_______
Equation:_______
1

Graph the line.

y = 3

  • Click the graph tab.
  • Click on the graph background to add a point. Add two points to create a graph. Drag a point or type in x and y coordinates to edit its position. Click on a point to delete it.
4

Match the slope to the graph.

Draggable itemCorresponding Item
positive slope
slope is undefined
negative slope
slope is zero
5

The Ramy Family wanted to buy salads and sandwiches but only wanted to spend $24. The salads cost $3 each and the sandwiches cost $4 each. The equation to model the situation of how many sandwiches and salads they can buy is represented by 3x+4y=24.

Grading for this problem:
2 points: correct graph
1 point: correct x-intercept
1 point: correct y-intercept
1 point: correct "another solution"

2

Which graph represents the equation?

3

Which points are on the graph of the equation below?

Extra Credit
0

Extra Credit

The graph of the equation y=2x-1 is shown in the coordinate plane.


Which lists contain points that lie on the graph of y=2x-1?

Select each correct answer.

0

Extra Credit

Mo has a job where his daily pay P, in dollars, is given by the function P(h)=15h, where h represents the number of hours worked that day. Last week, he worked 2 hours more on Tuesday than he did on Wednesday. If he worked c hours on Tuesday, which statements are true?

Select all that apply.