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# Maths Notes and Demonstrations

## New Signpost Maths Texts Companion Websites

• Auto-correcting quiz questions
• Interactives and animations
• Teacher's Resource Center
• A place to post assignments and provide information for students

## Graphics for the Calculus Classroom

• Differentials and differences
• Computing the volume of water in a tipped glass
• Archimedes' calculation of
• How the ball bounces
• Secants and tangents
• Zooming in on a tangent line
• A trigonometric limit
• The limit
• A nowhere differentiable function
• e = 2.718281828459045235360287471352662
• The intersection of two cylinders

## Calculus I, II, III, Algebra, Trig & Complex Numbers

• Provides a complete set of notes and/or tutorials for classes taught at Lamar University

## Exploring Maths Graphically

• Linear & Polynomial Functions
• Two Line Comparison
• Standard Form for the Equation of a Line
• Comparing Slopes of Lines
• Intersecting Lines
• Standard Form - Linear Extrapolation
• Polynomial Functions
• Exponential & Trigonometric Functions
• Exponential and Logarithmic Functions
• Trigonometric Functions
• Cosine, Sine, and Tangent on Unit Circle
• Tangent, Cotangent, Secant, and Cosecant on Unit Circle
• Sequences and Series
• P-Series
• Harmonic Series
• Statistics
• Exploring the Mean
• Exploring the Mean and the Median
• Outlier Investigation
• Linear Regression Investigation
• Normal Comparison
• Standard Normal Distribution
• Left/Right
• Between
• Confidence Intervals
• Calculus: Slope & Concavity
• Graphical
• Graphical and Numerical
• Curve and Tangent Derivatives
• y = x2,
• y = x3, and
• y = (1/3)x3 + x2 + 3x - 25
• Simple Projects and Examples using Percentage, Quadratic & Exponential Functions
• Percentage Investigation
• Monthly Rental Revenue
• Human Cannonball