EOT prep1

Which characteristics best describe the graph?

• Is a function

  Is exponential

  Is discrete

  Is increasing

• Is a function

  Is exponential

  Is continuous

  Is decreasing

• Is a function

  Is quadratic

  Is continuous

  Is both increasing and decreasing

• Is a function

  Is linear

  Is discrete

  Is constant

Angel calculates the cost of the gasoline he needs to purchase for the

year and records it on the graph below.

Which answer choice best describes the domain and range of the function in this situation?

​

• Domain: All real numbers greater than or equal to 0

  Range: All real numbers greater than or equal to 0

• Domain: All real numbers greater than or equal to 0 and less than or equal to 13

  Range: All real numbers greater than or equal to 0 and less than or equal to 50

• Domain: All real number

  Range: All real numbers

• Domain: All real numbers greater than or equal to 0 and less than or equal to 50

  Range: All real numbers greater than or equal to 0 and less than or equal to 13

The graph of quadratic function r is shown

on the grid.

Which answer choice best represents the

range of r ?

​ ​ ​ ​ (a)  

• y ≤ 6
• −0.5 ≤ x ≤ 4.5
• y ≥ 6
• all real numbers

The graph of quadratic function n is shown

on the grid.

Which answer choice best represents the

domain of n ?

​ ​ (a)  

• y ≥ −4
• y ≤ −4
• all real numbers
• −3 ≤ x ≤ 1

Which table shows y as a function of x?

(a)  

Match each function to its graph. Identify the type of function for each.

​

​ ​

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• 
• 

Kai is playing video games at the mall arcade.

The amount of money Kai has remaining

can be found using the equation

y = 20 − 0.50x, where x is the number of

games Kai has played. How many games

can Kai play if he spends all his money?

(a)  

The graph of the quadratic function f is

shown on the grid. The coordinates of the

x-intercepts, y-intercept, and vertex

are integers.

What is the maximum value of f?

​ (a)  

• 9
• 2
• 8
• 5