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anonymous
 5 years ago
Write the expression cot t(sec^2 t  1) in terms of sine and cosine and then simplify.
A) tan t B) sec t C) tan t D) cot t E) csc t
anonymous
 5 years ago
Write the expression cot t(sec^2 t  1) in terms of sine and cosine and then simplify. A) tan t B) sec t C) tan t D) cot t E) csc t

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0I got tant but I would love a 2nd opinion!

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0use the identity \[1+ \tan ^{2}\Theta =\sec ^{2} \Theta\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[\sec^2\Theta 1= \tan^2\Theta\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so (cost/sint)(sint/cost)^2 ..... 1* (sint/cost) =tant???
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