If we establish an identity, -sinAcscA - sin^(2)A - cos^(2)A - tanAcotA would equal.... does it equal 3cos^(2)A - 1 or 3cos^(2)A - 2sin^(2)A?
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Originally Posted by andy11 If we establish an identity, -sinAcscA - sin^(2)A - cos^(2)A - tanAcotA would equal.... does it equal 3cos^(2)A - 1 or 3cos^(2)A - 2sin^(2)A? Who gave you the possible answers for this? I smell a typo somewhere... -Dan
yeah your right.. i just checked with a friend.. i messed up on the first step.. thanks
Originally Posted by topsquark Who gave you the possible answers for this? I smell a typo somewhere... -Dan that's what I got and i thought i was missing something. But since you got the same thing, I guess I was right
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