Hi, Is (a^2 cos^2 b) + (a^2 sin^2 b) = a^2 ? I'm guessing though. Thanks for the help.
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yes.
Originally Posted by notgoodatmath Hi, Is (a^2 cos^2 b) + (a^2 sin^2 b) = a^2 ? I'm guessing though. Thanks for the help.
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