L lolitaaa Active Member Joined Dec 28, 2013 Messages 258 Location QVB Gender Female HSC 2014 May 7, 2014 #1 How do you do these? sin^−1(sin 2) evaluate simplify tan(pi/2 - theta) How do you show it equals cot theta? Thanks a lot
How do you do these? sin^−1(sin 2) evaluate simplify tan(pi/2 - theta) How do you show it equals cot theta? Thanks a lot
D Drongoski Well-Known Member Joined Feb 22, 2009 Messages 4,255 Gender Male HSC N/A May 7, 2014 #2 Why are you doing such questions when you are supposed to have done your HSC last year?? sin^-1(sin 2) = sin^-1 (sin(pi - 2)) = pi - 2
Why are you doing such questions when you are supposed to have done your HSC last year?? sin^-1(sin 2) = sin^-1 (sin(pi - 2)) = pi - 2
L lolitaaa Active Member Joined Dec 28, 2013 Messages 258 Location QVB Gender Female HSC 2014 May 7, 2014 #3 Drongoski said: Why are you doing such questions when you are supposed to have done your HSC last year?? sin^-1(sin 2) = sin^-1 (sin(pi - 2)) = pi - 2 Click to expand... Thanks! Sorry that piece of information is incorrect, I am not very good with dates and years and days. I will change it.
Drongoski said: Why are you doing such questions when you are supposed to have done your HSC last year?? sin^-1(sin 2) = sin^-1 (sin(pi - 2)) = pi - 2 Click to expand... Thanks! Sorry that piece of information is incorrect, I am not very good with dates and years and days. I will change it.
