David Cohenas PRECALCULUS: A PROBLEMS-ORIENTED APPROACH, Sixth Edition, focuses on teaching mathematics by using a graphical perspective throughout to provide a visual understanding of college algebra and trigonometry. The author is known for his clear writing style and the numerous quality exercises and applications he includes in his respected texts. In this new edition, graphs, visualization of data, and functions are now introduced much earlier and receive greater emphasis. Many sections now contain more examples and exercises involving applications and real-life data. While this edition takes the existence of the graphing calculator for granted, the material is arranged so that one can teach the course with as much or as little graphing utility work as he/she wishes. Important Notice: Media content referenced within the product description or the product text may not be available in the ebook version.Use the distance formula to show that, in each case, the triangle with given vertices is an isosceles triangle. ... (b) Calculate the area of the remaining triangle in Exercise 13 by using the following formula for the area A of a triangle with verticesanbsp;...

Title | : | Precalculus: A Problems-Oriented Approach |

Author | : | David Cohen |

Publisher | : | Cengage Learning - 2004-12-14 |

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