12A-B - inverse trig diff & integrate

• know how to rearrange ${\sin }^{2}x+{\cos }^{2}x=1$

  • e.g. $\cos x=\sqrt{1-{\sin }^{2}x}$

• MEMORISE $\int {\sin }^{-1}(x)dx$ etc.

  • 
  • ^ learn how to derive (from vid)
  • ex 12B q. 8, 9