# Math Help - Value of x///HELP

1. ## Value of x///HELP

Determine the largest value of x
for which the function f(x)
= (1000 − x)2 + x2
is decreasing.
x =

2. ## Re: Value of x///HELP

Originally Posted by yeatch
Determine the largest value of x
for which the function f(x)
= (1000 − x)2 + x2
is decreasing.
x =
What is the largest $x$ for which $-2(1000-x)+2x<0$ is true?