Topics
5. Exponential Functions
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United States of AmericaFL
Grade 912

5.06 Percent growth and decay

Lesson
Practice
Adaptive
Worksheet

Interactive practice questions

Consider the function $f\left(x\right)=6\left(1-0.09\right)^x$f(x)=6(1−0.09)x.

a

Identify what type of function this is.

Exponential growth

A

Exponential decay

B
b

State the initial amount.

c

State the decay rate as a percentage

Easy
1min

Consider the function $f\left(x\right)=599\left(1+0.808\right)^x$f(x)=599(1+0.808)x.

Easy
1min

Consider the graph of an exponential function.

Medium
1min

Consider the graph of an exponential function.

Medium
1min
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Outcomes

MA.912.AR.1.1

Identify and interpret parts of an equation or expression that represent a quantity in terms of a mathematical or real-world context, including viewing one or more of its parts as a single entity.

MA.912.AR.5.3

Given a mathematical or real-world context, classify an exponential function as representing growth or decay.

MA.912.AR.5.4

Write an exponential function to represent a relationship between two quantities from a graph, a written description or a table of values within a mathematical or real-world context.

MA.912.F.1.2

Given a function represented in function notation, evaluate the function for an input in its domain. For a real-world context, interpret the output.

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