How do you calculate sin90 + csc210?
1 Answer
May 8, 2015
sin 90 deg = 1
sin 210 = sin (30 + 180) = -sin 30 =
csc 210 =
sin 90 + csc 210 = -1.
sin 90 deg = 1
sin 210 = sin (30 + 180) = -sin 30 =
csc 210 =
sin 90 + csc 210 = -1.