Algebra I Review

​DO NOW: COMPLETE YOUR BRAIN DUMP!

Multiple Choice

New houses are being built in a neighborhood. The table shows the exponential change in the number of houses in the neighborhood over the last 6 years. Which exponential function best models the data?

• $$f\left(x\right)=1.4\left(18.9\right)^x$$

• $$f\left(x\right)=27\left(1.3\right)^x$$

• $$f\left(x\right)=18.9\left(1.4\right)^x$$

• $$f\left(x\right)=1.3\left(27\right)^x$$

Multiple Choice

A football player sprinted at a constant rate. The part of the linear function shown represent the distance the football player sprinted in yards, y, as a function of the time in seconds, x. What is the range of the function for this situation?

• $$0\le y\le9$$

• $$0\le x\le9$$

• $$0\le y\le80$$

• $$0\le x\le80$$

Multiple Choice

The graph of a linear function is shown on the grid. Which statement is best supported by the graph of the function?

• The slope of the graph is $$\frac{1}{2}$$

• The x-intercept of the graph is 6

• The zero of the function is $$\frac{1}{2}$$

• The y-intercept of the graph is 6

Multiple Choice

A line is graphed on a coordinate grid. Whic statement best describes the line?

• The equation of the line is x=6, and the slope is equal to 0

• The equation of the line is y=6, and the slope is undefined

• The equation of the line is y=6, and the slope is equal to 0

• The equation of the line is x=6, and the slope is undefined

Multiple Select

What are the factors of $$2x^2+x-15$$ ? Select two correct answers.

• x+3

• 2x-3

• 2x+5

• 2x-5

• x-3

Multiple Choice

Which of the following statements is TRUE

about the scatterplot shown?

• The range is {1, 2, 3, 5}
  and it is discrete data

• The domain is {-1, 1, 2,3}
  and it is discrete data

• The range is $$-1\le y\le3$$
  and it is continuous data

• The domain is {1, 2, 3, 5}
  and it is discrete data

Multiple Choice

What is the domain of the following function?

• All real numbers

• All real numbers greater than or equal to -5 and less than 2

• All real numbers greater than or equal to -3 and less than 2

• All real numbers greater than -5 and less than or equal to 4

Multiple Choice

EXAMPLE

• A

• B

• C

• D

Multiple Choice

A part of a quadratic function f is graphed on the grid. What is the domain of the part of the function shown?

• All real numbers greater than or equal to -1

• All real numbers greater than or equal to 1

• All reall numbers

• All real numbers greater than or equal to -1 and less tan or equal to 5

Multiple Choice

PICK TWO POINTS, THEN SELECT THE ANSWER CLOSEST TO YOUR ANSWER!

• A

• B

• C

• D

Multiple Choice

NOTICE THE ANSWERS ARE IN FACTOR FORM. THE GCF (3) WAS FACTORED OUT FIRST.

• A

• B

• C

• D

Multiple Choice

STAT!!! USE BRAIN DUMP!

• A

• B

• C

• D

Multiple Choice

"EQUIVALENT"

• F

• G

• H

• J

Multiple Choice

• F

• G

• H

• J

Multiple Choice

USE REFERENCE SHEET TO REVIEW PROPERTIES OF EXPONENTS!

• F

• G

• H

• I

Multiple Choice

BRAIN DUMP!

• 38

• 39

• -38

• -39

Drag and Drop

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Drag these tiles and drop them in the correct blank above

3

2

9

Multiple Choice

MAXIMUM: WHAT IS THE HIGHEST POINT THE GRAPH WILL REACH?

• 8

• 9

• -4

Multiple Choice

Multiple Choice

Which system of equations is represented by lines q and v?

Graphing

Which graph best represents $$y=-x^2+6x-1$$ ?

Multiple Choice

Multiple Choice

Multiple Choice

Multiple Choice

Determine the slope and y-intercept from the following equation:   $$y=\frac{3}{2}x+3$$

• slope: 5   y-intercept:  (0,3) 
• slope: 3/2   y-intercept:  (0,3) 
• slope:  4  y-intercept:  (0,3/2)
• slope: 1/5   y-intercept:  (0,5) 

Multiple Choice

Which is the graph of y= -x + 2?

• A
• B
• C
• D

Multiple Choice

A golf course charges $15 to rent golf clubs and charges $25 per round to play.  Write an equation to represent the total cost, T, for one player.

• T = 15 + 25r
• T = 15g + 25r
• T = 40 r
• T = 15r + 25

Multiple Choice

What is the slope:

$$5x+10y=30$$

• m = -1/2

• m = 1/2

• m = 3

• m = 1/3

Multiple Choice

Multiple Choice

A student is ordering a flower arrangement. She can choose any combination of roses and

carnations for her flower arrangement, and she does not want to spend more than $30. If roses cost $3 each and carnations cost $2 each, which inequality represents all possible combinations of x roses and y carnations?

• A

• B

• C

• D

Multiple Choice

Which graph best represents the solution set of

y≤ - 4x ?

• A

• B

• C

• D

Multiple Choice

A coffee shop sells donuts for $2 and muffins for $3. On a very cold morning, the shop sold 10 more donuts than muffins and made $250. Which system of equations could be used to find the number of donuts, d, and muffins, m, that the shop sold that day?

• A

• B

• C

• D

Multiple Choice

Some of the values for two linear equations are shown in the tables below.

• ( -2, 4 )

• ( -2, -4 )

• ( -6, 10 )

• (10, 2 )