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Question
Submitted by fvurwheelbhg2... on Wed, 2017-01-04 19:42
due date not specified
not answered
Hand shake with akch2002: In progress

verify: cscx-secx    =    cotx-1             cscx+secx          cotx+1

verify: cscx-secx    =    cotx-1

            cscx+secx          cotx+1