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Mathematics 13 Online
OpenStudy (anonymous):

cos^2x(sec^2x-1) please simplify

OpenStudy (anonymous):

http://www.sosmath.com/trig/Trig5/trig5/trig5.html

OpenStudy (anonymous):

\[\tan^2x +1=\sec^2x\]

OpenStudy (anonymous):

OMG... THANKS SO MUCH!!!!!

OpenStudy (anonymous):

FOR THE LINK.

OpenStudy (anonymous):

AND ANSWER LOL

OpenStudy (anonymous):

isnt that site the best !!

OpenStudy (anonymous):

I was looking for a site to help me with these all day!!!

OpenStudy (anonymous):

the answer, you work through it. post your work and I'll help you. I already posted an equation you need to use.

OpenStudy (anonymous):

Okay thanks you so helpful.

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