C O N T E N T S

The MODE Key 1

Algebra on the HOME Screen 2

Graphing 4

Tables 7

The Data/Matrix Editor 7

The CUSTOM key 9

Text Files 10

Exploration #1: A Review of Preliminaries 13

Exploration #2: Implicit Graphs 16

Exploration #3: Systems of Equations in Two Variables 20

Exploration #4: Area of Triangles 25

Exploration #5: Circles 28

Exploration #6: Solving Triangles 30

Exploration #7: Inverse Functions 33

Exploration #8: Animating Trigonometric Functions: Part 1 37

Exploration #9: Animating Trigonometric Functions: Part 2 40

Exploration #10: Newton's Law of Cooling 42

Exploration #11: The Nature of Polynomial Zeros: Part 1 44

Exploration #12: The Nature of Polynomial Zeros: Part 2 48

Exploration #13: Sequences and Progressions 51

Exploration #14: Systems of Linear Equations 57

Exploration #15: Polar Graphs 61

Exploration #16: The Simplex Method 64