Find the exact value of cos(2pi/3+pi/6)? Step by step?

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  • Find the exact value of cos(2pi/3+pi/6)? Step by step?


... and statistics homework questions with step-by-step explanations, ... 2sin(2pi/3)cos (2pi/3) Popular ... Problem: Find the Exact Value $2 \sin (2 ...
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... First step cos(-7/6pi)=cos(7/6pi) ... (pi+x)= - cos(x). So you get cos(7/6 pi)=-cos(pi/6)=- ... How do you find the exact value of # tan ( ...
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Positive: 90 %

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Now, c = 2.(pi) = 3.(2pi/3). So, 2 pi is a period of sin(2x) + cos(3x) sin(pi x) ... Find the exact value of cos(pi/12) ... Now the exact value of cos(pi/6
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Positive: 51 %

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