Pre-Calc Homework Solutions 44

Pre-Calc Homework Solutions 44 - 44 23. Section 2.1 27. [...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 44 23. Section 2.1 27. [ 4.7, 4.7] by [ 3.1, 3.1] 5x3 lim 4 x0 3x 5x3 3x4 x0 8x2 16x2 1 2 [ 4.7, 4.7] by [ 3.1, 3.1] 2 x0 2x lim sin x x 1 Algebraic confirmation: lim 8x2 16x2 x2(5x 8) x2(3x2 16) x0 5x 8 lim 2 16 x0 3x 5(0) 8 3(0)2 16 8 1 16 2 Algebraic confirmation: 2 x0 2x lim lim sin x x lim x0 sin x x 1 1 1 2x 1 1 2(0) 1 sin x lim x0 x x0 2x lim (1) 1 28. 24. [ 4.7, 4.7] by [ 3.1, 3.1] [ 4.7, 4.7] by [ 3.1, 3.1] 1 lim x0 x lim x0 2 x 1 2 sin x x 2 x 1 1 2 1 4 Algebraic confirmation: lim x0 x Algebraic confirmation: lim x0 2 x sin x x lim 1 x0 sin x x x 2 (2 x) x0 x(2 x)(2) x lim x0 x(2 x)(2) 1 lim x0 2(2 x) 1 1 2(2 0) 4 lim lim 1 x0 lim x0 sin x x 1 29. 1 2 25. [ 4.7, 4.7] by [ 3.1, 3.1] sin2 x x0 x lim 0 [ 4.7, 4.7] by [ 5, 20] Algebraic confirmation: sin2 x x0 x lim x0 (2 x)3 x 8 12 lim lim sin x x0 sin x x Algebraic confirmation: lim x0 lim sin x 12x 6x x 2 lim x0 (2 x) x 3 8 lim x0 x0 x 3 x0 sin x x (sin 0)(1) x) 2 0 lim (12 12 26. 6(0) 6x (0) 30. 12 2 [ 2, 2] by [ 10, 10] x0 sin 3x lim 3 sin 4x 4 [ 4.7, 4.7] by [ 3.1, 3.1] sin 2x lim x x0 Algebraic confirmation: x0 sin 3x 2 lim 3 sin 4x sin 4x 4x 4 lim x0 Algebraic confirmation: lim x0 4 lim x0 sin 2x x 2 lim x0 sin 2x 2x 3x sin 4x sin 3x 4x sin 3x lim x0 3x 2(1) 2 4(1) (1) 4 ...
View Full Document

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.

Ask a homework question - tutors are online