Question 864105
<pre><font face = "consolas" color = "indigo" size = 3><b>
Hi
f(x) = tanx 
f'(x) = sec^2(x)
Need to Know!!
{{{(d(c))/dx  = 0 }}}  
{{{d(sin(x))/dx = cos(x)}}}
{{{d(cos(x))/dx = -sin(x)}}}  
{{{d(tan(x))/dx = sec^2(x)}}}  
{{{d(cot(x))/dx = -csc^2(x)}}}
{{{d(e^x)/dx = e^x }}}