anonymous
  • anonymous
lim x --> pi/3 for x (cos x)^2 the answer is zero but how would you solve it with out using a calculator?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
divide all by 2 then multiplybypi sqaured
anonymous
  • anonymous
wait i think its 4 by using the unit circle whoops
anonymous
  • anonymous
what i did was pi/3 times cospi/3 squared with x equaling pi/3

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jtvatsim
  • jtvatsim
Well, 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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