Math 1 NC Check In Review #1 2025

What is the slope of the linear function represented by the table of values below?

​(NO CALCULATOR)

Tags

CCSS.8.EE.B.5

Tags

CCSS.HSF.IF.A.2

• the average typing speed of the students

• the highest typing speed recorded

• the improvement in typing speed per week for the average student

• the typing speed of a student with no experience

Tags

CCSS.HSF.LE.B.5

Given the graph below, find the average rate of change over the interval x = -2 to x  = 1. 

​(NO CALCULATOR)

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

The table below shows the age and the value of a computer.

Which of these is the meaning of the slope of an equation for a line of best fit for these data?

​(NO CALCULATOR)

• the value of the computer when it was bought

• the amount that the value of the computer decreases per year

• the age of the computer depends on the value of the computer

• the amount that the value of the computer increases per year

• The function is negative and decreasing on the interval.

• The function is positive and decreasing on the interval.

• The function is positive and increasing on the interval.

• The function is negative and increasing on the interval.​​​​​​

Tags

CCSS.HSF.IF.B.4

• The giraffe grows 1.2 inches per day. 

• The giraffe's initial height was 72 inches.

• The giraffe grows 72 inches per week.

• The giraffe’s initial height is 1.2 inches.

Tags

CCSS.HSF.LE.B.5