## Planes Trigonometry |

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### Contents

Vectors and Complex Numbers 209 | 12 |

Variations and Graphs of | 107 |

Trigonometric Functions Composite | 125 |

Copyright | |

6 other sections not shown

### Common terms and phrases

abscissa algebraic angle in standard angle measure angle of elevation called central angle cologarithm complementary angles complex numbers cos2 cot2 coterminal csc2 definitions denoted domain equal exact value EXERCISES expression Find the exact Find the value formula functions of angles functions of real given Hence identities integer inverse function inverse trigonometric functions Law of Cosines Law of Sines logarithms mantissa measured in radians metric functions minimum value negative nonnegative obtain ordered pair ordinate parametric equations plane polar form positive acute angle PROBLEMS FOR CHAPTER radians radius vector real numbers related angle representative arc right triangle ACB S-scale sec2 Show sin2 sin6 sine function Sketch the graph Sketch the triangle slide rule Solve the right Solve the triangle standard position symbol tan2 tangent terminal point terminal side tion triangle ABC triangle Fig trigono unit circle Write zero