Quote:
Originally Posted by mr fantastic  Press mode and make sure you're in radian mode.
Press the green key (diamond), then z, then (, then 0.3, then ), then ENTER. |
What if i have this:
arccos(0.3) on [0, 2pi)
Does it change anything?
And for the first problem do i need to include the [0,pi) anywhere when i input the numbers?
Also what should i press for my calculator to show: arccsc