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anonymous
 3 years ago
lim x > pi/3 for x (cos x)^2
the answer is zero but how would you solve it with out using a calculator?
anonymous
 3 years ago
lim x > pi/3 for x (cos x)^2 the answer is zero but how would you solve it with out using a calculator?

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0divide all by 2 then multiplybypi sqaured

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0wait i think its 4 by using the unit circle whoops

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0what i did was pi/3 times cospi/3 squared with x equaling pi/3

jtvatsim
 3 years ago
Best ResponseYou've already chosen the best response.1Well, if it's the entire cosine squared, then you should see (cos pi/3)^2 = (1/2)^2 = 1/4. Then, multiplying by x = pi/3, is pi/12.
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