Interactive
Calculator Soup

Calculator Soup: Math Equation Solver

For Students 9th - 10th
Solve math problems using order of operations like PEMDAS, BEDMAS and BODMAS. This calculator solves math equations that add, subtract, multiply and divide positive and negative numbers and exponential numbers. You can also include...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Exponential Kiss

For Teachers 9th - 10th Standards
The purpose of this task is to use technology to study the behavior of some exponential and logarithmic graphs and to manipulate some explicit logarithmic and exponential expressions. Aligns with HSF-LE.A.4, F-BF.B.5, and F-IF.C.7.e.
Activity
Richland Community College

Richland Community College: Math 116 Lecture Notes

For Students 9th - 10th Standards
This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."
Handout
Wolfram Research

Wolfram Math World: Exponential Decay

For Students 9th - 10th Standards
MathWorld provides the equation for exponential decay and an explanation of the variables of the equation.
Activity
Math Medics

S.o.s. Math: Solving Logarithmic Equations

For Students 9th - 10th Standards
A good set of examples that show how to solve logarithmic equations by using exponential functions. Also includes a set of exercises.
Website
Math Medics

S.o.s. Math: Calculus

For Students 9th - 10th Standards
This lesson has links to the various topics dealing with calculus. The student just needs to find the topic then click to go to it.
Activity
Paul Dawkins

Paul's Online Notes: Calculus I: Review

For Students 9th - 10th Standards
Learners review the algebra and trigonometric skills needed in a Calculus course. Topics investigated are solving trigonometric equations, logarithmic functions, exponential functions, functions, and common graphs. Class notes,...
Activity
Paul Dawkins

Paul's Online Notes: Algebra & Trig Review

For Students 9th - 10th Standards
The tutorial reviews algebra and trigonometric topics needed in Calculus. Topics examined are solving equations, rational expressions, absolute value, solving trigonometric functions, exponentials, and logarithms. Class notes,...
Activity
Math2

Math2.org: Exponential Identities

For Students 9th - 10th Standards
A list of exponential rules and logarithm rules for manipulating such terms and factors in equations or expressions.
Activity
University of Saskatchewan (Canada)

University of Saskatchewan: Modeling Exponential Decay Using Logarithms

For Students 9th - 10th
Radioactive decay is a real-life example of exponential decay. This site solves an example problem by using the exponential decay equation.
Handout
Purple Math

Purplemath: Solving Logarithmic Equations: Solving From the Definition

For Students 9th - 10th Standards
This Purplemath lesson teaches students to solve logarithmic equations. There are many examples and links to solving with exponentials and calculator considerations at the top of the lesson.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Algae Blooms

For Teachers 9th - 10th Standards
This problem examines the growth of algal blooms in Chesapeake Bay. Learners build an exponential function modeling algae concentration based on the information provided, and gain an appreciation for the exponential growth exhibited...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Snail Invasion

For Teachers 9th - 10th Standards
In this task, students investigate the power of exponential growth in this real-world example of an invasive species that was introduced to Florida in 1966, a giant snail. Aligns with F-LE.A.2 and F-LE.A.4.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Carbon 14 Dating in Practice Ii

For Teachers 9th - 10th Standards
This problem introduces Carbon 14 dating which is used by scientists to date certain organic material. This version is based on the ratio of Carbon 14 to Carbon 12, which decreases at a constant exponential rate after an organism dies....
Unknown Type
Other

University of Wisconsin: Basic Algebra

For Students 9th - 10th Standards
This college site offers a variety of problems and answers. Problems are divided into topic areas for easy access. Also offers quizzes with each topic.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Negative and Fractional Exponents

For Teachers 9th - 10th
A wealth of resources for classroom instruction on positive, negative, zero, and fractional exponents. Lessons offer guidelines for evaluating and working with exponents as well as step-by-step solutions to example problems. Practice...
Unknown Type
Math Graphs

Houghton Mifflin: Math Graphs: Logistics Curve [Pdf]

For Students 9th - 10th
The example investigates logistics curves and slope fields. The handout is available in PDF format and includes a slope field.
Unit Plan
TED Talks

Ted: Ted Ed: Logarithms Explained

For Students 9th - 10th
This animated video explores logarithms and explains how they are used in chemistry. Get the basics on these critical mathematical functions -- and discover why smart use of logarithms can determine whether your eyes turn red at the...
Interactive
Cool Math

Coolmath: Coolmath4kids: Otter Rush

For Students 6th - 8th
Complete the exponential equations in this multiplayer contest!
Activity
Math2

Compound Interest and Exponential Growth

For Students 9th - 10th
This site provides the compound interest equation, simplified compound interest equation,continuous compound interest equation, a demonstration of various compounding, and a review of loan balance.
Activity
Other

Numbers, Constants, and Computation: The Logarithm Constant : Log(2)

For Students 9th - 10th Standards
This site explains The logarithm constant : log(2). It is a very comprehensive site.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le.4 Graphene

For Teachers 9th - 10th
This task provides a real-world context for examining the power of exponential growth and decay. Learners experiment, at the macro level, using scotch tape to pull a chip of graphite apart into two pieces. They are asked to find about...
Activity
University of California

University of California: Integrals and the Natural Log

For Students 9th - 10th Standards
This site explains the natural log and its integral. Includes examples.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: N q.a.3 and F le.a.4: Accuracy of Carbon 14 Dating Ii

For Teachers 9th - 10th
This task is a refinement of "Carbon 14 dating" which focuses on accuracy. Aligns with N-Q.A.3 and F-LE.A.4.