- Can anyone verify: cos^-1(x)+cos^1(-x)=pi?

Discover Questions

If r=a√(1- cos x), show that (dr/dx)=(a/√2) cos(x/2)? Please provide a Reimann sum to represent the area of the slice and then give a definite integral of the area of the region.? Is bilateral cornual block occurs due to large sized fibroid? What inference we will get when HCl reacts with ammonia ? Is the Sea a subcategory of an ocean? For example: If I am in Beaufort Sea, can I say I am in the Arctic Ocean? E.G. Olympia to Washington.?