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Integral Calculus
Varun Dahiya
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Joined: 13 Dec 2006
Post: 5
14 Dec 2006 17:50:21 IST
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893 View Post
I guess its calculus
Engineering Entrance , JEE Main , JEE Advanced , Mathematics , Integral Calculus

HELP ME WITH THE FOLLOWING QUESTION           
                                                                               x
Let f(x), x>0 be a non negative continous function and let F(x)= f(t) d(t), x>=0.
                                                                                           0
If for some c>0, f(x)<=c*F(x) for all x>=0 then
(a) f(x)=0 for all x>=0
(b) f(x)=x for all x>=0
(c) f(x)=x*x for all x>=0
(d) f(x)=1+x*x for all x>=0


Comments (2)
man2sh
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Joined: 4 Dec 2006
Posts: 2
16 Dec 2006 18:38:08 IST
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I AM GIVING U A HINT I.E.THE ANSWER IS (B)
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puneet's Avatar

puneet
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Joined: 19 Oct 2006
Posts: 1966
16 Dec 2006 18:39:32 IST
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Refer to topic no 760 .... i have answered the same question over there ..
 
This is the link to the above mentioned topic ...
 
 
cheers
 
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