Functions (general)

Let  $f\left(x\right)=x^2$ .   Which of the following expressions represents the average rate of change on
 f(x) over the interval [3, 3+h]?

•  $h$  

•  $18+h$  

•  $6+h$  

•  $6+3h$  

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Find the rate of change

• 3
• -3
• 20
• Not a constant slope/Non-Linear

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

The graph shows the number of computers that have been infected with a virus, c(d), d days after the computer virus was first reported.

What is the average rate of change between 3 and 5 days?

• 96 computers per day

• 64 computers per day

• 192 computers per day

• 32 computers per day

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

What is the rate of change for the following graph?

• 80
• 20
• 40
• 160

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

4. Find the average rate of change of the linear polynomial p(x) = 6x - 4 over the interval [-3, 2].

• 3

• 0

• 10

• 6

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

What is the rate of change from 3 to 4.5 seconds?

• 20 m/s

• -20 m/s

• 0 m/s

• 60 m/s

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

CHALLENGE:

What is the rate of change?

Hint: What are you counting by in the rise and run??? We are not counting by ones...

• $2/1 mile drive
• $1/2 miles driven
• 2 miles driven/$1 
• 1 mile driven/$2

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Find the rate of change.

• 1 mile/35 hours
• 35 hours/1 mile
• 35 miles/1 hour
• 1 hour/35 miles

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Find the average rate of change.

• 2 sec/feet

• 2 feet/sec

• 2 feet

• 2 sec

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6