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Thomas Calculus 13th [Solutions]

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70 Chapter 2 Limits and Continuity<br />

(b)<br />

(c)<br />

F( x) x 2 3x<br />

2<br />

2 x<br />

( x 2)( x 1)<br />

, x 0<br />

2 x<br />

, and lim ( x 1) 2 1 1.<br />

( x 2)( x 1)<br />

x 1, x 0 and x 2 x 2<br />

2 x<br />

73. (a) g( ) (sin )/<br />

.1 .01 .001 .0001 .00001 .000001<br />

g ( ) .998334 .999983 .999999 .999999 .999999 .999999<br />

(b)<br />

.1 .01 .001 .0001 .00001 .000001<br />

g ( ) .998334 .999983 .999999 .999999 .999999 .999999<br />

lim g( ) 1<br />

0<br />

74. (a)<br />

2<br />

G( t) (1 cos t)/<br />

t<br />

t .1 .01 .001 .0001 .00001 .000001<br />

G( t ) .499583 .499995 .499999 .5 .5 .5<br />

(b)<br />

t .1 .01 .001 .0001 .00001 .000001<br />

G( t ) .499583 .499995 .499999 .5 .5 .5<br />

lim G( t) 0.5<br />

t 0<br />

Copyright<br />

2014 Pearson Education, Inc.

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