Lesson Plan
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Approximation of Pi

For Teachers 9th - 12th
High schoolers explore the concept of Pi.  In this Pi lesson, students measure the circumference and diameter of a circle.  High schoolers record the diameter and circumference measurements from their classmates.  Students...
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Distributive Property

For Teachers 9th - 12th Standards
Young scholars solve problems using distribution. In this algebra lesson, students factor equations using the distributive property. They graph their solution on a graph.
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Exploring Transformations

For Teachers 9th - 12th Standards
Young scholars investigate functions and their transformations. They move absolute value functions around on the coordinate plane, and then define the transformation and plot the new graph. The table feature of the TI-calculator is used...
Lesson Plan
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Discriminant Testing

For Teachers 9th - 12th Standards
The class works to identify solutions using the discriminant.They use part of the quadratic formula to find the number of solutions a quadratic equation will have. They calculate how-many times the quadratic function will cut the x-axis....
Lesson Plan
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What is Log?

For Teachers 9th - 12th Standards
Young mathematicians differentiate between logs and natural logs in this algebra lesson. They solve functions and logarithmic functions. Learners also graph and rewrite the exponential and log functions.
Lesson Plan
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Walk the Line

For Teachers 9th - 12th Standards
Learners create constant speed versus motion graphs. They will perform linear regressions on their data to describe the graphs mathematically.
Lesson Plan
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The Quest for Roots of Higher Order Equations

For Teachers 9th - 12th Standards
Young mathematicians explore the concept of solutions to higher order equations as they find roots of polynomials of degree three or higher. They also use the zero function on the Ti-83 to locate zeros of polynomials on a graph.
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Introduction of Single and Multiple Linear Inequalities

For Teachers 9th - 11th
Students solve linear inequalities. In this algebra instructional activity, students rewrite inequalities using one and two step equations. They graph their findings and identify the slope and solution of the line.
Lesson Plan
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Function or Not a Function

For Teachers 9th - 12th Standards
Graphing linear equations on the TI is easy! Through examination of graphs and identification if it is a function or not, this lesson can relate to the real world.
Lesson Plan
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Global Statistics

For Teachers Higher Ed
Students determine statistics based on data.  In this statistics lesson, students use data and record in charts.  Students create graphs based on the statistics found.
Lesson Plan
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TI-89 Activities for PreCalculus and AP Calculus

For Teachers 9th - 12th Standards
Using the TI-89 calculator, students explore the statistical, graphical and symbolic capabilities of the TI-89.  Students investigate topics such as solving systems of equations, finding inverse functions, summations, parametrics...
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Slope

For Teachers 9th - 11th
Students calculate the slope of a line. In this slope instructional activity, students use a graph, an equation or two points to help them calculate the slope of a line. They differentiate between a slope of zero and an undefined slope.
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Complex Numbers

For Teachers 9th - 12th Standards
Students examine complex numbers. In this Algebra II lesson, students investigate two programs that involve complex numbers: the MANDELER Program and SYNDIV program.
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Sequence Investigation

For Teachers 11th
Eleventh graders investigate arithmetic sequences.  For this Algebra II lesson, 11th graders create an arithmetic sequence and explore the effect of each variable in the formula of the nth term of an arithmetic sequence. ...
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Horizontal and Vertical Lines

For Teachers 9th - 12th Standards
Students solve equations and graph-their solutions. In this algebra lesson, students, identify the type of line using the slope of the equation. They graph and observe their lines.
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Cell Phone Range

For Teachers 9th - 12th Standards
Here is a 15 minute activity that can be used as review, a warm, or as a quick example of how to relate functions to the real world. Learners complete an application activity and draw conclusion about functions then discuss open and...
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Comparing Linear and Exponential Functions

For Teachers 9th - 12th Standards
Teach your class how to differentiate between linear and exponential functions. They use exponential properties to solve problems, graph them using the TI-Navigator, and make comparisons.
Lesson Plan
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Comparing Linear and Exponential Data

For Teachers 9th - 12th Standards
Learners graph linear and exponential equations. In this algebra lesson, students differentiate between linear and exponential equations. They relate it to the real world.
Worksheet
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Quartiles, Percentiles, and Cumulative Frequency

For Students 11th
In this statistics lesson, 11th graders are asked to calculate the percentiles, quartiles and cumulative frequency given different graphs and data. There are 6 questions with an answer key.
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Polynomials: Factors, Roots and Zeroes

For Teachers 9th - 12th Standards
Students factor polynomial equations. In this algebra lesson, students identify the zeros of the equations. They use algebra to rewrite word problems using symbols.
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Using Tables to Solve Linear Functions

For Teachers 9th - 12th Standards
Oh that intercept! Budding algebra masters solve linear equations from standard to intercept form. They identify the slope and y-intercept to help graph the lines, an then create coordinate pairs using a table of values. Great TI tips...
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Standard Form of Quadratic Functions

For Teachers 9th - 12th Standards
Students factor quadratic equations. In this algebra lesson, students identify the factors and use them to graph the parabola. They find the parameters and vertex of each graph.
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Quadratic Functions and Stopping Distance

For Teachers 9th - 12th Standards
Students solve quadratic equations. In this algebra lesson, students factor and graph quadratic functions. they use the properties of quadratics to calculate the distance.
Interactive
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Algebraic Equation Manipulation for Electric Circuits

For Students 10th - Higher Ed
In this electric circuit worksheet, learners use Algebraic equations to manipulate the electrical resistance of a conductor. The answer a series of 19 open-ended questions. This worksheet is printable and the answers are revealed online.