derivative of fr)i plutted belonw Sote carelully that this is not the graph of f
ID: 2887050 • Letter: D
Question
derivative of fr)i plutted belonw Sote carelully that this is not the graph of fr). Now eoesid the of fi) to answer the qustioes about ). a) Wlih of the our graphs is that of (x), the secoud eiative fa)? (b) Write the inmerval oe intervals on which fa)ae (Yo we bere mt cistent with your answer in part (a) to ei crlit on either part (e) As which point or points does a) t of inc give the poo edinate of-each poin. ) d) f) has a critical pon at -0fthe graph of ),tei derinstive feat be ued to detersine the wstre of this critical polnt rstly Evalsate each of the Sllowring limits If you THigital's ne, then indicate why n may be applied beker w??to compute the limit Give the limits yuu ompute as etat valus, imal oximatioss (bat check your aws on your calculator)T imi (b) lim foot and the metal for the sides costs $3 per sare oo Find the eost)Explanation / Answer
7.a) Option D is correct graph for f"[x] as then f'[x]=0 , f"[x] sholud also be 0, which is at point x=0 and x=3
b) f(x) concave up means increasing , so from graph of f'(x) we can say that f(x) is increasing for x = (-infinity,3) as f'(x)>0 for that interval
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