# Math Help - Max value

1. ## Max value

if y = (x)/(x^2 + mod(x-1)) then what is the max value of y?

2. ## Re: Max value

Originally Posted by RuyHayabusa
if y = (x)/(x^2 + mod(x-1)) then what is the max value of y?
By "mod(x-1)" do you mean $y=\frac{x}{x^2+|x-1|}~?$

3. ## Re: Max value

Originally Posted by Plato
By "mod(x-1)" do you mean $y=\frac{x}{x^2+|x-1|}~?$
Yeah

4. ## Re: Max value

Originally Posted by Plato
$y=\frac{x}{x^2+|x-1|}~?$
Draw a graph.
You will see that if $x\le 0$ then $y\le 0~.$

Is it true that if $x>0$ then $x^2+|x-1|\ge x~?$