Spring CA Review

In the parabola, the x-intercepts are ​ (a)   and (3, 0). The y-intercept is ​ (b)  

• (-1,0)
• (0,-3).
• (0,-1)
• (-3,0)
• (1,-4)

A contractor's total earnings from a job include a fixed amount plus an amount based on the number of hours worked. The values in the table represent the linear relationship between the number of hours worked and the contractor's total earnings in dollars.

What is the rate of change of the contractor's total earnings in dollars with respect to the number of hours worked?

• $8.75 per hour worked

• $9.25 per hour worked

• $10.00 per hour worked

• $20.00 per hour worked

A system of equations is graphed on the grid.

Which equations below represent the system of equations?

Select TWO correct answers.

• y = x + 4

• y = -2x - 4

• y = x - 4

• y = 2x - 4

Graph A ​ (a)   a function.

Graph B ​ (b)   a function.

Graph C ​ (c)   a function.

Graph D ​ (d)   a function.

• is
• is not

What is the solution to this system of equations?

3x - 5y = 22

5x + y = 32

Choose the correct answer from the drop-down menu to complete the statement.

The solution to the system of equations ​ (a)   .

• is located at (6.5, -0.5)
• does not exist
• is infinitely many
• is located at (-0.5, 6.5)

Which graph best represents a function that has a range of all real numbers greater than or equal to -6?

• 
• 
• 
• 

The value of y is directly proportional to the value of x. When x = 3 then y = 21. What is the value of x when y = 105:

• 7

• 15

• 
• 
• 
• 

An exponential function is graphed on the grid.

Which function is best represented by the graph?

The diagram shows the floor plan of a storage facility.

What expression represents the area of the storage facility?

Mathematical Equivalence

ON