SOLUTION: I need help proving these two identities: 付an@-1= sin^2@-cos^2@/sin@cos@+cos^2@ (where @=theta) and 不inx+sinxcot^2x= cscx If you can offer any help I would be very grateful!

Algebra ->  Trigonometry-basics -> SOLUTION: I need help proving these two identities: 付an@-1= sin^2@-cos^2@/sin@cos@+cos^2@ (where @=theta) and 不inx+sinxcot^2x= cscx If you can offer any help I would be very grateful!      Log On


   



Question 891034: I need help proving these two identities: 付an@-1= sin^2@-cos^2@/sin@cos@+cos^2@ (where @=theta) and 不inx+sinxcot^2x= cscx
If you can offer any help I would be very grateful!

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Clarify what the numerator & denominator is on the right side.
Don't waste your time and mine with @, just use, eg, tan(t)