Linear vs Exponential Growth

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

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

• Linear

• Exponential

• Neither

Uber charges an initial fee of $2 plus $0.75 per mile. What type of function is this?

• Linear 

• Exponential 

• Neither 

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 

• Neither 

This function has a pattern of multiplying or dividing 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=  4^x+1

• Linear

• Exponential

• Neither

Maggie is knitting blankets for the residents of a local nursing home. She already has 6 blankets completed. After one week, Kay has 8 blankets. After two weeks, Kay has 10 blankets. Kay's scenario is best represented by a _______________ function.

• Linear

• Quadratic

• Exponential

• None of the above

In the first year of an annual 5K run there were 120 participants. In the 2nd and 3rd year of the 5K run, there were 180 and 270 participants respectively. This situation is best modeled by a(n) ________________ function.

• linear

• quadratic

• exponential

• none of the above

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