Education Technology

### Elliptic Variations

This lesson involves exploring the curves that result from varying the defining conditions of an ellipse.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS

### Foci Definition of Ellipses and Hyperbolas

This lesson involves observing and describing the relationships between the foci of ellipses and hyperbolas and the shape of the corresponding curves.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS

### Focus/Directrix Definition of Conics

This lesson involves observing and describing relationships between the focus and the directrix of each conic: parabolas, ellipses, and hyperbolas.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS

### Introduction to Conic Sections

This lesson involves observing how each of the conic sections is formed and connecting the locus definition of a parabola with the vertex form of a parabola.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS

### Parametric Conic Sections

This activity has students create sliders to control parameters of parametric equations.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS

### Polar Conics

This lesson involves exploration of polar equations for conic sections.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS