Identify the derivative of y=tan2(x)+sec2(x)y = \tan^2(x) + \sec^2(x)y=tan2(x)+sec2(x) with respect to xxx.
4sec2(x)tan(x)4\sec^2(x)\tan(x)4sec2(x)tan(x)
2tan(x)sec2(x)2\tan(x)\sec^2(x)2tan(x)sec2(x)
000
2sec2(x)2\sec^2(x)2sec2(x)