Pre-Calc Homework Solutions 351

18b from the text with a get 25 t2 5 cos 5 and x ln x

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Unformatted text preview: and x ln x 1 0 2 ln 2 4 ln 2 3 x 0 4 ( ln 2 3 2 ln 2) 3 sec2 35. y 9 3 tan , dy y2 dy 9 y 2 d , 9 sec2 37. x 2 2 7 sec , dx 2 7 sec 2 tan 49 d ,0 49 tan 2 d 2 9 9 tan2 3 sec 2 4x 2 49 dx 4x 2 49 49 sec 2 d d tan y2 3 y 3 3 sec sec ln sec ln ln ln 9 7/2 sec tan 7 tan 1 sec 2 1 ln sec 2 C1 C1 ln 3 C and a 3 to get 1. Use C1 d tan 4x 2 7 49 C1 C1 1 ln 7 2 9 9 y2 y2 y y 1 2x ln 2 7 1 ln 2x 2 1 ln 2x 2 Use Formula 88 for sec d with x 4x 2 4x 2 49 49 C1 Figure 8.18(a) from the text with a 9 y2 3 sec . C 7 to get 2 Use Figure 8.18(c) from the text with a x2 49 4 7 tan . 2...
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This note was uploaded on 10/05/2011 for the course MAC 1147 taught by Professor German during the Spring '08 term at University of Florida.

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