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Share/Save/Bookmark Login/ Register to Bookmark Topic : "Quadratic modulus..." Started by Soumik

Soumik

#1 Posted 3:54pm 15-02-10  

Quadratic modulus...

[im]http://codecogs.izyba.com/gif.latex?f%28x%29%3Dax%5E2+bx+c[/im]

Given [im]http://codecogs.izyba.com/gif.latex?%7Cf%28x%29%7C%20%5Cle%201[/im] [im]http://codecogs.izyba.com/gif.latex?%5Cforall%20x[/im] [im]http://codecogs.izyba.com/gif.latex?%5Cepsilon%20%5B0%2C1%5D[/im].

Find maximum value of [im]http://codecogs.izyba.com/gif.latex?%5Cleft%7Ca%20%5Cright%7C+%7Cb%7C+%7Cc%7C[/im].
   

eureka123

#2 Posted 10:32pm 17-02-10  

Re: Quadratic modulus...

anyone solved it ?
   

theprophet

#3 Posted 10:45pm 17-02-10  

Re: Quadratic modulus...

17?
   

Soumik

#4 Posted 10:49pm 17-02-10  

Re: Quadratic modulus...

yes sir....but how? [7]
   

eureka123

#5 Posted 10:55pm 17-02-10  

Re: Quadratic modulus...

ya how ?
   

harsh

#6 Posted 11:08pm 17-02-10  

Re: Quadratic modulus...

set your graph as
[image]41928306.jpg[/image]
u get eqn as
[im]http://codecogs.izyba.com/gif.latex?8x%5E2-8x+1[/im]
or
[im]http://codecogs.izyba.com/gif.latex?-8x%5E2+8x-1[/im]
 Edited on 11:10pm 17-02-10    

harsh

#7 Posted 11:12pm 17-02-10  

Re: Quadratic modulus...

NOTE: as sharp is the curve of quadratic Eqn more will be modulus of constants
   

Great Dreams

#8 Posted 11:35am 18-02-10  

Re: Quadratic modulus...

prophet bhaiya can u explain!
   

theprophet

#9 Posted 11:48am 18-02-10  

Re: Quadratic modulus...

I had seen that some time ago on goiit and i had seen a similar qn in mathlinks, and i had given that solution there. Here's the link

http://www.goiit.com/posts/list/algebra-quadratic-expressions-46097.htm#230799
   

Great Dreams

#10 Posted 0:02pm 18-02-10  

Re: Quadratic modulus...

thank you
   

eureka123

#11 Posted 1:30pm 18-02-10  

Re: Quadratic modulus...

thanx sir
   
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