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[Post New]19 Mar 2008 17:01:11 IST
    Subject: Re:prove this? miscellaneous ex.
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ramkumar_november (1270)

Blazing goIITian

Olaaa!! Perrrfect answer. 230  [290 rates]
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i guess this is the answer
 
f
 
 
lim_{h\longrightarrow 0} \frac{f(b)-f(a)}{b-a}\;>0
 
so\;\;f(b)>f(a)
 
now  we have    b>a   =>   f(b)>f(a)
 
so f(x) is an increasing function in [a,b]
 
 
 
 this reply: 2 points  (with 0 Olaaa!! Perrrfect answer.   in 1 votes )   [?]
 
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