Exponential Growth and Decay PRACTICE (14)

Front

Function to determine deer population after t years given a 1.5% annual decrease from 1500 deer.

Back

y = 1500(1 - 0.015)^t

Front

Is this exponential growth or decay?

Back

Decay

Front

Initial value for the function: f(x) = 300(1.16)^x?

Back

300

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

What type of function is f(x)=2(1/7)^x?

Back

Exponential Decay

Front

What is the pattern you see in this table? Options: Common Ratio = 1/3, Common Difference = 8, Common Ratio = 3, Common difference = 3

Back

Common Ratio = 3

Front

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

Back

Exponential Growth

Front

Is this exponential growth or decay?

Back

Decay

Front

Write an equation that models the following situation: Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week. Options: y=6(0.14)^x, y=6(1+14)^x, y=6(1.14)^x, y=6(0.86)^x

Back

y=6(1.14)^x

Front

In an exponential function, what does the 'a' represent? Options: SLOPE, RATE OF CHANGE, Y-INTERCEPT, COMMON RATIO

Back

Y-INTERCEPT