Pre-Calc Homework Solutions 27

Pre-Calc Homework Solutions 27 - Section 1.5 2x x 1 3 x x 3...

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Unformatted text preview: Section 1.5 2x x 1 3 x x 3 2 27 23. y xy xy (y x 24. y 2x 1 1 1 3y 3y xy xy x(y 3y 2x 2)x 1 y 1 x 1 2y x 1) 2y y 2x x 1 x 2y 2y 3 1 3 1 2x x 3 3 3 3y 2 3x 2 1 x 3x 2 x Interchange x and y. y f Interchange x and y. y f (x) 3 1 (x) Verify. (f f 1 Verify. (f f 1 )(x) f 2x x 3 1 3 1 3 1 3 2 3) 3) 3(x 2(x 1) 1) )(x) f 2 1 x 3x 2 1 3 2) 2) 1 3x x 2 1 3x x 2 2x x 2x x 2(1 3x) (x (1 3x) 3(x 5x 5 (2x (2x 5x 5 x 3 2 3 1 3(x 2) (x 2) x 1 3 1 3 (f 1 f)(x) f 2 1 x x x x x x 3 2 3 2 (f 1 f)(x) f 1 1 2x x 3 2x x 2x x 1 3 2 1) 3) (x 3) 3(2x (2x 1) 2(x 5x 5 2(x (x 5x 5 3) 3) x et t 25. Graph of f: x1 Graph of f Graph of y 1 t, y1 x: x3 x : x2 e , y2 t, y3 t t [ 6, 6] by [ 4, 4] 26. Graph of f: x1 Graph of f Graph of y 1 t, y1 x: x3 3t t t t, y3 : x2 3t, y2 [ 6, 6] by [ 4, 4] ...
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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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