Comparing Exponential Linear Quadratic

What type of function is this and why?

• Linear Function ; common 1st difference

• Quadratic Function ; common 2nd difference

• Exponential Function; common ratio

• Not a Function

What type of function does this equation represent? 
$y=5x+10$

• Linear Function

• Quadratic Function

• Exponential Function

• Not a Function

Tags

CCSS.8.F.A.3

• Linear Function

• Quadratic Function 

• Exponential Function

• Not a Function

Which student represents a Quadratic Function?

• Beth

• Maria

• Tracy

• None of the above

All Linear Functions have a __________________.

• Common 1st Difference

• Common Ratio

• Common 2nd Difference

• There's no way to tell

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What type of function describes the story below?

Amy had $10 in her piggy bank. She added $5 each week.

• Linear because this has a constant rate of change.

• Exponential because this grows at a constant percent rate

• Quadratic because this is an area model.

What type of function can model the story below?

Mr. Bob was mad at his teenage son for disobeying his curfew. He took his son's car keys and dropped them off a 100ft cliff.

• Linear because this has a constant rate of change.

• Exponential because this decays at a constant percent rate

• Quadratic because this is a projectile motion model

What type of function can model the story below?

• Linear because this has a constant rate of change.

• Exponential because this grows at a constant percent rate

• Quadratic because this is a projectile motion model

All Quadratic Functions have a ________________

• Common Ratio

• Common 1st Difference

• Common 2nd Difference

• None of these

Identify the type of relationship

• Linear

• Quadratic

• Exponential