Identifying Linear, Quadratic vs Exponential Functions

The iPhone X is valued at $1000 upon purchase. The value is expected to decrease by 14% each year. What type of function is this?

• Linear

• Exponential Decay

• Neither

• Exponential Growth

What is the equation that matches the function below?
You have $100 and spend $5 every week. 

• y=100^x+5

• y=5x+100

• y= -5x+100

• y = 5^x

This function has a pattern of multiplying the same number from one y-value to the next y-value as the x-value increases by one.

• Linear

• Exponential

• Neither

What type of function is this equation:
y= -3x + 12

• Linear

• Exponential

• Neither

Which function describes the graph?

• Linear

• Exponential

• neither

What type of function is this equation:
y=  4^x+1

• Linear

• Exponential

• Neither

What type of function describes the story below?
You have $10 and earn $5 every week. 

• Linear

• Exponential

• Neither

What type of function describes the story below?
You have $5 and triple your money every day. 

• Linear

• Exponential

• Neither

Which function describes the table?

• Linear

• Exponential

• Neither

Which function describes the table?

• linear

• exponential

• neither