Exponential Function in Context

Use the exponential regression to find an equation that fits the​ data, where x is the years since 1990. How many subscribers will there be in 2015

• 1577.58

• 7.06

• 39.67

• 224.23

After 9 days, approximately how many grams of this substance will exist?

• about 64244

• about 173602

• about 23774

• about 469111

• The population is increasing by 2 1.01billion people each year

• The population is increasing by 101.3% each year

• The population is increasing by 13% each year

• The population is increasing by 1.3% every year.

In an exponential function, what does the 'a' represent? 

• SLOPE

• RATE OF CHANGE

• Y-INTERCEPT

• COMMON RATIO

Which function is modeled in this table?

Which scatter plot BEST represents a model of exponential growth?

• 
• 
• 
• 

Tell whether the ordered pairs

satisfy an exponential function. (Yes or No)

• Yes

• No

Tell whether the ordered pairs

satisfy an exponential function. (Yes or No)

• No

• Yes

Tell whether the ordered pairs

satisfy an exponential function. (Yes or No)

• Yes

• No

Identify the common ratio of the exponential function.

• 3

• 8

• 4