What is the derivative of #y=4 sec ^2(x)#?
1 Answer
Aug 15, 2014
#y'=8sec^2(x)tan(x)#
Explanation :
let's start with general function,
differentiating with respect to
#y'=2*f(x)*f'(x)#
Similarly following for given problem, yields
#y= 4*sec^2(x)#
#y'=4*2*sec(x)*sec(x)tan(x)#
#y'=8sec^2(x)tan(x)#