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FINAL EXAM PRACTICE *EXTRA CREDIT*

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Last updated over 1 year ago
15 questions
Note from the author:
this is a practice final exam, if you finish this before the final I will give you extra credit

this test includes problems that you will see.
this is a practice final exam, if you finish this before the final I will give you extra credit

this test includes problems that you will see.
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Question 1
1.
LT 1A: I can write and interpret algebraic expressions.

Jacky is buying watermelons, pineapples, and coconuts to make a fruit salad. Watermelons cost $1.29 per pound, pineapples cost $2.19 per pound, and coconuts cost $1.75 per pound.

Write an expression to represent the total cost Jacky will pay for these fruits.

Define your variables: Watermelons: _______ Pineapples:_______ Coconuts: _______.
The expression that represents the total cost is _______.
The coefficient $1.29 represents _______.
Question 2
2.
LT 1B: I can write and solve linear equations.

Jenny and Sam are at a summer carnival. Jenny buys 12 raffle tickets. Sam buys ice cream for $3 and 10 raffle tickets. They both end up spending the same amount of money.

Write and solve an equation to determine the cost of a raffle ticket.

The equation is _______.
Each raffle ticket costs _______.
Question 3
3.

LT 1C: I can solve an equation for a given variable.

Josh is talking on the phone to his friend Greg who lives in Europe. Greg is used to
describing temperatures in °C, while Josh is used to describing temperatures in °F.


Greg can use the formula above to quickly convert the temperatures Josh describes to °C.

Rewrite the formula in terms of F so that Josh can quickly convert the temperatures that
Greg describes to °F.

Question 4
4.
LT 1D: I can write and solve linear inequalities.

Alan is selling bags of chips to save for a trip. He already has $34 and is selling the bags of chips for $1.50 each.

Write and solve an inequality to determine how many bags of chips he needs to sell to earn at least $250.

The written inequality is _______.
Alan must sell at least _______ bags of chips.
Question 5
5.
LT 2A: I can represent relations and functions through various methods.

Directions: Express the following relation as a table, a graph, and a mapping diagram. The relation represents the grade level of students and the number of stickers they have collected.


This relation _______ a function because _______.
Question 6
6.

LT 2B: I can apply and model with function notation.
WRITE YOUR ANSWER IN FUNCTION NOTATION.

Question 7
7.

LT 2B: I can apply and model with function notation. MAKE SURE YOUR ANSWER IS IN FUNCTION NOTATION.

Question 8
8.

LT 2C: I can use function notation to graph functions.

Directions: Complete the table of values to help you graph the following function.

Question 9
9.

LT 3A: I can determine the rate of change and slope in linear relationships.

Find the rate of change represented in this table of values. Simplify.

Question 10
10.
LT 3B: I can graph a linear function using intercepts.

Graph the following linear function by finding its intercepts:
The x-intercept is_______.
The y-intercept is_______.
Question 11
11.
3C: I can write and graph a linear function in slope-intercept form.

Directions: Write AND graph a linear function in slope-intercept form from the given scenario.
An investor invests $600 in a certain stock. The value of the stock has increased at a rate of $40 per month.
The linear function is _______ .
Question 12
12.
3D: I can write and graph linear inequalities.
Directions: Write AND graph a linear inequality from the given scenario.
Kim wants to spend at least $60 on gifts for her friends. Each gift will cost her $15 plus $6 to gift wrap it.
The written inequality is _______.
Question 13
13.

Match each vocabulary word with its definition.

Draggable itemarrow_right_altCorresponding Item
Coefficient
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The parts of an expression that are added or subtracted.
Solution
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A symbol for a value we do not know yet. It is usually a letter like x or y.
Terms
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Operations that undo each other.
Inverse Operations
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A value for a variable that makes an equation true.
Constant
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A number that is multiplied by a variable.
Equation
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A mathematical sentence that uses the equal sign to show two expressions are equivalent.
Variable
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A mathematical process such as adding, subtracting, multiplying, and dividing.
Expression
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These have the same variables raised to the same exponents.
Like Terms
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A mathematical phrase that contains operations, numbers, and/or variables.
Inequality
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A fixed value. A value that does not change.
Operation
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A statement that compares two expressions by using one of the following signs:
Question 14
14.

Match each vocabulary word with its definition.

Draggable itemarrow_right_altCorresponding Item
Output
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A relation in which every domain value is paired with exactly one range value.
Independent Variable
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A function that does not form a straight line when graphed.
Dependent Variable
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A test used to determine whether a relation is a function. If any vertical line crosses the graph of a relation more than once, the relation is not a function
Vertical Line Test
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A value that is substituted for the independent variable in a relation or function
Linear Function
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The result of substituting a value for a variable in a function.
Function
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The input of a function; a variable whose value determines the value of the output, or dependent variable.
Input
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A function that can be written in the form f(x)=mx + b. Its graph is a straight line.
Function Notation
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A set of ordered pairs.
Relation
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The set of all second coordinates (or y-values) of a function or relation.
Range
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The set of all first coordinates (or x-values) of a relation or function.
Non-Linear Function
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The output of a function; a variable whose value depends on the value of the input, or independent variable.
Domain
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If x is the independent variable and y is the dependent variable, then the function notation for y is f(x) , read “f of x,” where f names the function.
Question 15
15.

Match each vocabulary word with its definition.

Draggable itemarrow_right_altCorresponding Item
Rise
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A ratio that compares the amount of change in a dependent variable to the amount of change in an independent variable.
y-intercept
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A measure of the steepness of a line.
Rate of Change
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y = mx + b, where m is the slope and b is the y-intercept
Slope
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Ax + By = C, where A, B, and C are real numbers and A and B are not both 0.
Run
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The x-coordinate(s) of the point(s) where a graph intersects the x-axis.
Slope-Intercept Form
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The y-coordinate(s) of the point(s) where a graph intersects the y-axis.
Standard Form
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The difference in the y-values
x-intercept
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The difference in the x-values