alt0902thompson alt0902thompson

07-02-2017
Mathematics

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find the exact value of sin [tex] \frac{22 pi /3} [/tex]

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LammettHash LammettHash

08-02-2017

Since [tex]\dfrac{22\pi}3\equiv\dfrac{4\pi}3\mod2\pi[/tex], you have

[tex]\sin\dfrac{22\pi}3=\sin\dfrac{4\pi}3=-\dfrac{\sqrt3}2[/tex]

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