## Precalculus[This text] is designed and written to help students make the transition from intermediate algebra into calculus.-Pref. |

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### Contents

Chapter 11 | 88 |

Polynomial and Rational Functions | 245 |

Exponential and Logarithmic Functions | 356 |

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algebraic expression angle axis Check Point circle coefficient completing the square complex numbers cos2 cosine curve denominator Describe determine directrix distance Divide both sides domain ellipse evaluate exact value EXAMPLE EXERCISE SET exponent exponential factor feet given equation graphing utility hyperbola identity inequality interval inverse function Law of Sines lies in quadrant linear equations logarithmic matrix maximum miles multiplicative inverse Multiply nearest tenth notation number line obtain ordered pairs parabola parametric equations plot point-slope polar equation polynomial function positive quadratic equation quadratic formula quadratic function quotient quotient rule radians radius rational expression rational function real numbers rectangular coordinate system represent right triangle shown in Figure shows Simplify sin2 sine slope slope-intercept form solution set square root standard form Step Study Tip Substitute Subtract symmetry Theorem trigonometric functions units variables vector verify vertex viewing rectangle y-axis y-intercept zero