- Follows a standard course curriculum. - Includes both polar coordinates and complex numbers, unlike the competition.DANGEROUS TURN If you are given the diameter D ofa circle and need to calculate the area of a circle, dona#39;t forget to first divide the diameter by 2 to get the radius before using the area formula. Another option is to use the following formulaanbsp;...

Title | : | The Complete Idiot's Guide to Trigonometry |

Author | : | Dmitriy Fotiyev, Izolda Fotiyeva, Ph.D. |

Publisher | : | Penguin - 2012-04-03 |

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