151 Quiz 3A Sp 08

151 Quiz 3A Sp 08 - MATH151 Mrs.Bonny Tighe QUIZ 3A 1 . 1...

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MATH 151 Mrs. Bonny Tighe QUIZ 3A 1.1- 1.3 25 points NAME Section 2/18/08 1. Estimate the length ofthe curve /(:r) =x2 +2 onthe interval -1<.r < 1 andn=4 line sesments. .-.---. ..-.- I \L .' l/t\t, /91 | -- .llJ t L<r .l- t-t4 I-# -'t -'l- o 'L \ (",u) (l,rqh) (o, uy (f ,rtt"1 (, ,2) 3. Evaluate the hdicated a) lim (r'? -e'z.1= ( - .9- o 2 . For the frrnction g whose graph is given, state the value of the given quantity, if it exists. a) e(l)=--al 1 b) lims(x) 5 -l c) lrmg(.r) = | 'r+0"- v d) g(-2): O'b,, 'T' lL e) lime(x) ' x+l--- . ,tI fl lim s(x)= aL-.f - /t- ll e) lim e(x) = h) limg(x) 0 ,ts. ,.* x2 +2x-3 (-'tl ) Jli ,.; --\=--z- *J "(i)' (u-,{vt
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h;+ r D 1- (1r") G;-(mr'^)' h, ?1# h'zo 1 @a*J-je lvtH -t ,/\,k&+1 Pj \ {96{n1 - t( \xr rr F t^l tx-zt / . I e) lim' '= t -l I '-+2 x-2 -t-----t--7- \-----'- c) lim h-+0 (7 + h)-t -7 | ') x' +-l -l a@--) =() ^ . (t 1+t\ I) nn{ -- , I= r+o\r t. ) +' - ( --t' I r-t,tf ,<-r e) f(x)=1x" -1, if -r<x<1 lJ'-1, if x>7 r,o) ( t, "-; t\- L-Q,-. }. fuo& .19 /(') = \rg.f(x)= lyir@= i; hn1(x csc x)
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151 Quiz 3A Sp 08 - MATH151 Mrs.Bonny Tighe QUIZ 3A 1 . 1...

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