Question

arcsec(sec pi) - without using tables or calculators

Answer 1

\[\sec^{-1}(\sec(\pi))\]

Answer 2

cos cot sec are up top..... so it shuold be pi

Answer 3

the domains of cos, cot, and sec are from 0 to pi...the top part of the unit circle; so we just get pi back as the result of your problem

Answer 4

okay, thanks. Is it possible for you to show the steps? I'm being graded for working too..

Answer 5

the steps; hmm.....

sec^-1(sec(pi))

sec^-1(-1) = pi

I really dont know what "steps" the grader is looking for.

Answer 6

You me both, lol. Thanks! :)