Exponential Functions

Front

What is a, the starting term, for the function: f(x) = 300(1.16)^x?

Back

300

Front

The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the decay factor?

Back

.92

Front

Function with initial amount of $15 and an increase of 35% each year: y = 15(35)^x, y = 15(1.35)^x, y = 15(0.35)^x, y = 35(1.15)^x

Back

y = 15(1.35)^x

Front

Classify the model: A=1200(.85)⁶
Options: Growth, Decay

Back

Decay

Front

Classify the model: A=10(1.01)³
Options: Growth, Decay

Back

Growth

Front

Is the pictured graph growth, decay, or linear or none? Options: Exponential Growth, Exponential Decay, Linear, None

Back

Exponential Growth

Front

Equation for bacteria culture starting with 5000 cells, dying by 30% each year.

Back

y=5000(0.7)^x

Front

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?

Back

9765

Front

Equation for Samantha's hair growth: Initial length = 6 in, Growth rate = 14% per week.

Back

y=6(1.14)^x

Front

Identify the y-intercept in the function f(x)=13(.27)^x

Back

13