'Decay factor' diaporamas de présentation

7.1 Do Now

7.1 Do Now. Use a table of values to graph . Graphing Exponential Growth Functions with Shifts. 1) Identify the parent. It is y=a* b^x . 2) Make a table of values for the parent using x=-1, 0, and 1. Graph.

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Lesson 3.9 Word Problems with Exponential Functions Concept : Characteristics of a function

Lesson 3.9 Word Problems with Exponential Functions Concept : Characteristics of a function EQ : How do we write and solve exponential functions from real world scenarios? ( F.LE.1,2,5) Vocabulary : Growth Factor , Decay Factor , Percent of Increase, Percent of Decrease.

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Exploring Exponential Growth and Decay Models

Exploring Exponential Growth and Decay Models. Sections 7.1 and 7.2. What am I going to learn?. Concept of an exponential function Models for exponential growth Models for exponential decay Meaning of an asymptote Finding the equation of an exponential function. Recall.

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7.2 Exponential Decay

7.2 Exponential Decay. Exponential Decay. Has the same form as growth functions f(x) = ab x Where a > 0 BUT: 0 < b < 1 (a fraction between 0 & 1). Recognizing growth and decay functions. State whether f(x) is an exponential growth or decay function f(x) = 5(2/3) x

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Exponential Functions

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Warm-Up for Section 3.5B Simplify: 1. 2.

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How do you find out how much bacteria is growing on your toothbrush?

How do you find out how much bacteria is growing on your toothbrush? For example: if bacteria grows by 25% each hour, how many will be on your toothbrush in the morning?. In this lesson you will learn how to create and solve simple exponential functions

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Review

Review . You deposit $1500 that pays 5%. Find the balance over 5 years. A business had a $5000 profit in 1990. Then the profit increased 15% over 10yrs. Write an exponential growth model over the 10yr. Use the model to find profit. 8.6 Exponential decay. Notes.

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Which do you choose?

A genie offers you a choice: He will give you $50,000 right now OR He will give you 1 penny today, 2 tomorrow, 4 the next day and so on for a month. Which do you choose?. Exponential Growth and Decay. Students will be able to:. Exponential Functions.

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Warm-Up

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5-Minute Check on Activity 5-1

5-Minute Check on Activity 5-1. Determine the growth factor for a 30% increase Determine the growth rate for 1.53 Determine the decay factor for a 16% decrease Determine the decay rate for 0.81 What is the growth factor if gas goes from 3.25 / gal to 4.25 / gal?

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3.2 Exponential and Logistic Modeling

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Writing Exponential Functions from Graphs and Interpreting Graphs

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Section 6.3 Compound Interest and Continuous Growth

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8-1 Exploring Exponent Models

8-1 Exploring Exponent Models. Objectives: To identify exponential growth and decay. To define the asymptote To graph exponential functions To find the percent increase or decrease. Exponential Function. A function with the general form y = ab x ,

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Exponential Functions

Exponential Functions. Exponential Growth Exponential Decay. Created by: David W. Cummins. A population of 130,000 increases by 1% each year. Initial value?. a = 130000. Growth or decay?. Growth!. b will be greater than 1. Growth factor?. b = 100% + 1% = 101% = 1.01.

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Exponential Decay

Exponential Decay. Decay Factor. The constant factor that each value in an exponential decay pattern is multiplied by to get the next value. Decay factor = the base in an exponential decay equation, y = a(b x ). Example: y = 15(.25 x ) .25 is the decay factor.

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Do now 9-4-13 (continue on next page of notebook, probably after summary from Tuesday)

Do now 9-4-13 (continue on next page of notebook, probably after summary from Tuesday). Create a 3 column chart explaining the difference & similarities between linear and inequalities. Agenda 9-4. 1. review inequalities 2. exponential 3. problems 4. summary. Geometry and inequality.

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Validation and improvement of Effective Monthly Recharge (W em ) model

Validation and improvement of Effective Monthly Recharge (W em ) model for simulating wetland hydrology G. Richard Whittecar, Tracy Thornton, John Smith, John McLoed, and Brian Jolemore Department of Ocean, Earth and Atmospheric Sciences, Old Dominion University, Norfolk, Virginia.

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