Question 76943
find the difference quotient 
{{{(f(x+h)- f(x))/h}}}    for 2-x^2
{{{((2-(x+h)^2)-(2-x^2))/h}}}
{{{((2-(x^2+2xh+h^2))-(2-x^2))/h}}}
{{{(2-x^2-2xh-h^2-2+x^2)/h}}}
{{{(-2xh-h^2)/h}}}
{{{h(-2x-h)/h}}}
{{{cross(h)(-2x-h)/cross(h)}}}
{{{highlight(-2x-h)}}}
Happy Calculating!!!!