Parviz F. answered • 12/31/13
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Mathematics professor at Community Colleges
( CSC X + 1 ) ( CSC -1) =
CSC^2 X -1 =
1 + Cot^2 X - 1 =
Cot^2 X
Serenity E.
asked • 12/31/13Multiply and simplify: (cscx + 1)(cscx - 1)
This is for my trig class. Thanks for the help!
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