Finding csc, sec, cot, help?

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Finding csc, sec, cot, help?

Ok I have these problems:

sec(7r/6)

and cot(5r/4)

and csc(7r/2)

to find these on a calculator do i just do..

sec= 1/cos(7r/6)
cot=1/tan(5r/4)
csc= 1/sin(7r/2)

2007-10-31 07:39:37 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

4 answers

Yes, providing r = pi and you have MODE Normal set to Radian

2007-10-31 07:44:58 · answer #1 · answered by ironduke8159 7 · 0⤊ 0⤋

yes you do...

its as simple as that i cant think what else to write!

sec x = 1 cos x etc but u seem to know that

2007-10-31 14:43:05 · answer #2 · answered by Anonymous · 0⤊ 0⤋

yes..make sure your calc is in radians

2007-10-31 16:14:20 · answer #3 · answered by Anonymous · 0⤊ 0⤋

what is r

2007-10-31 14:42:50 · answer #4 · answered by mohanrao d 7 · 0⤊ 0⤋