## Functions with the TI-84 Plus & TI-84 Plus SE |

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### Contents

EXPLORATION | 8 |

Expanding the Concept of fxunctions | 33 |

8 | 44 |

17 | 51 |

The Trigonometric Functions | 52 |

The Logarithmic Function | 58 |

36 | 66 |

EXPLORATION 19 EXPLORATION 20 EXPLORATION 21 From fxunctions to Relations The Ellipse | 74 |

EXPLORATION 9 | 88 |

EXPLORATION 10 | 100 |

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### Common terms and phrases

algebraic angle approximate asymptotes average velocity axis of symmetry ball billion Brendan Kelly CALC menu calculator cont'd cosine law curve defined decimal places define Y1 denote determine display shown distance traveled domain ellipse ENTER ENTER example exercise Explain Exploration exponential function expression foci function defined given graph of f graph shown Graph the functions graph this equation graph Y1 half-life height hyperbola interval keying sequence length lim lim local maximum logarithm mathematics maximum minimum mode move the cursor obtain the display obtain the graph parabola parametric equations points of intersection polar coordinates polynomial prompt Proxima Centauri radians range rational function real numbers real roots seconds semi-minor axis shows sides Sidney Harris sine singularities slope Solution solve square trace trajectory triangle variables vertex vertical window settings world population Write the equation y-axis y-coordinate y-intercept yields zeros