Units 1-2 Quiz

Tags

CCSS.8.EE.C.7B

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

A part of a linear function g is graphed on the grid. Which inequalities best describe the domain and range of the part shown?

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which graph best represents a function with a domain of all real numbers less than or equal to 6?

• Graph A

• Graph B

• Graph C

• Graph D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

• Domain: All real numbers greater than or equal to -37

  Range: All real numbers

• Domain: {-37}

  Range: All real numbers

• Domain: All real numbers

  Range: All real numbers greater than or equal to -37

• Domain: All real numbers

  Range: {-37}

The daily cost of hiring a plumber, y, to work x hours on a repair project can be modeled using a linear function. The plumber charges a fixed cost of $80 plus an additional cost of $45 per hours. The plumber works a maximum of 8 hours per day.

For one day of work, what is the range of the function for this situation?

A ball is placed in a machine that throws the ball up in the air. The table represents some points on the graph of a function that models the ball's distance from the ground with respect to the time since the ball has been thrown.

What is the range for this situation?

• All real numbers less than or equal to 7.66

• All real numbers less than or equal to 1.25

• All real numbers greater than or equal to 0 and less than or equal to 7.66

• All real numbers greater than or equal to 0 and less than or equal to 1.25