I need to solve y = sec^2 x - 2sin x, I'm fine with the 2sin x, but for the sec^2 x...
I can't seem to understand how to do it... I can get it to...
sin^2 x + cos^2 x / cos^2 x or 1 / cos^2x
but I don't understand how to solve it when the square comes right after the cos/sin etc.