SecantsAndTangents | Desmos

Expression 3: "b" equals 1.5 8

negative 10

10

3

Plots, Lines, and Points

4

Expression 10:

10

11

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If

"a" equals "b"

, the line is a tangent to the curve.

Otherwise, the line is called a secant.

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Examples

Lines: Slope Intercept Form

example

Lines: Point Slope Form

example

Lines: Two Point Form

example

Parabolas: Standard Form

example

Parabolas: Vertex Form

example

Parabolas: Standard Form + Tangent

example

Trigonometry: Period and Amplitude

example

Trigonometry: Phase

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Trigonometry: Wave Interference

example

Trigonometry: Unit Circle

example

Conic Sections: Circle

example

Conic Sections: Parabola and Focus

example

Conic Sections: Ellipse with Foci

example

Conic Sections: Hyperbola

example

Polar: Rose

example

Polar: Logarithmic Spiral

example

Polar: Limacon

example

Polar: Conic Sections

example

Parametric: Introduction

example

Parametric: Cycloid

example

Transformations: Translating a Function

example

Transformations: Scaling a Function

example

Transformations: Inverse of a Function

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Statistics: Linear Regression

example

Statistics: Anscombe's Quartet

example

Statistics: 4th Order Polynomial

example

Lists: Family of sin Curves

example

Lists: Curve Stitching

example

Lists: Plotting a List of Points

example

Calculus: Derivatives

example

Calculus: Secant Line

example

Calculus: Tangent Line

example

Calculus: Taylor Expansion of sin(x)

example

Calculus: Integrals

example

Calculus: Integral with adjustable bounds

example

Calculus: Fundamental Theorem of Calculus

example

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