Answers to Selected Exercises - University of Alabama in ...

Answers to Selected ExercisesChapter , fifth, fifth, forty-second3a , it is3a , it is not3a +95c +56b 36b 1 37b cos(2x)+4 sin(2x)7b (2x)8a , because then 7=y (1)=4 .8a x2=3xd yd x+3y+2x,y (1)=298a (0)=4 andy (0)=248b 140meters/second9c (0)=0 is replaced withy (0)=29c ii. +2t+10009c iii. 2 4901 (v 2)10b 10b ii.(vhit+ ) +5xln|x| (x)is not continuous atx=0 .Chapter , it is directly , it is not directly +c3b. 5e 4x+ ln|x| 2 x+ x+4+ x2 + (x)+cos(x)+ x2 9 + x 3x+3 + 19x+c3j. 14sin(2x)+c1x+ +32x2+c1x+ +c1x3+c2x2+c3x+ +5e2x 1 for <x< (x+6)2/3+4 for <x< 2 ln|x+1|+8 for 1<x< x 2 ln|x|+4 for 0<x< 4e.

Answers to Selected Exercises Chapter 1 1. second, fifth, fifth, forty-second 3a i. yes, it is 3a ii. no, it is not 3a iii. no 3b i. no 3b ii. yes 3b iii. no 3c i. yes 3c ii. no 3c iii. no 3d i. no

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