Stitz-Zeager_College_Algebra_e-book

12 of section 81 the reader is encouraged to perform

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Unformatted text preview: d is flat. What did you discover? 4 Depending on the composition of the crust at a specific location, P-waves can travel between 5 kps and 8 kps. 5 Recall that this means its graph is either a circle, parabola, ellipse or hyperbola. 446 7.5.2 Hooked on Conics Answers 1. (a) y2 9 y 2 −x =1 16 Center (0, 0) Transverse axis on x = 0 Conjugate axis on y = 0 Vertices (0, 3), (0, −3) Foci (0, 5), (0, −5) 3 Asymptotes y = ± 4 x 6 5 4 3 2 1 −6 −5 −4 −3 −2 −1 1 − 1 2 3 4 4 5 6 7 2 3 4 5 5 6 x 7 x −2 −3 −4 −5 −6 (b) (x−2)2 4 y 2 − (y+3) = 1 9 Center (2, −3) Transverse axis on y = −3 Conjugate axis on x = 2 Vertices (0, −3), (4, −3) √ √ Foci (2 + 13, −3), (2 − 13, −3) 3 Asymptotes y = ± 2 (x − 2) − 3 4 3 2 1 −3 −2 −1 1 − 1 2 3 x −2 −3 −4 −5 −6 −7 −8 −9 −10 (c) (y −3)2 11 y 2 − (x−1) = 1 10 Center (1, 3) Transverse axis on x = 1 Conjugate axis on y = 3 √ √ Vertices (1, 3 + 10), (1, 3 − 10) √ √ Foci (1, 3 + 21), (1, 3 − 21) √ 110 Asymptotes y = ± 11 (x − 1) + 3 9 8 7 6 5 4 3 2 1 −5 −4 −3 −2 −1...
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This note was uploaded on 05/03/2013 for the course MATH Algebra taught by Professor Wong during the Fall '13 term at Chicago Academy High School.

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