Pre-Calc Homework Solutions 337

Pre calc homework solutions 337

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Unformatted text preview: Section 8.3 dx (1 x) 1 2 dx (1 x) x x d 5 b 337 17. First integrate u x, so du by letting dx. 20. 1 2 6 lim b 1 b ( ( 1 3) ( 3)( 2 2) d 2) 1 3 x 2 du 1 u2 1 lim b 1 d b lim ln b 2 2 3 b b 2 3 ln b 1 3 1 2 tan 2 tan u x C C lim ln b 1 lim ln b ln 1 2 1 ln 2 Now evaluate the improper integral. Note that the integrand is infinite at x 0. dx 0 1 0 21. Integrate du dx 1 16 tan 1 x dx by letting u 1 x2 x2 tan x, so dx (1 x x) x c 1 dx (1 dx x) 1 (1 x) x 1 x) x x c . 16u du 8(tan 1 b lim b0 b dx (1 x) 1...
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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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