mathematics is really discouraging because it requires you to remember like the 4 previous semesters of knowledge and my brain just doenst work that...
Whoops! Yes, I missed a minus sign out front of the whole thing. It should really be -\dfrac{2(t^2-1)}{(1+t^2)^2}. Flipping the order of the terms in...
No argument from me at all...calculus is very very dependent on knowing the advanced algebra and the trigonometry...i suspect most people are passed...
What is the earliest known accepted proof of the irrationality of the square root of two or the n root of any prime preferably one that is attributed...