Matematika

Pertanyaan

Sin 30 + sin 150 + cos 330
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Tan 45 + cos 120

1 Jawaban


  • [tex] \frac{ \frac{1}{2} + \frac{1}{2} + \frac{1}{3} \sqrt{3} }{1 + - \frac {1}{2} } = \frac{ \frac{3 + \sqrt{3} }{3} }{ \frac{1}{2} } = \frac{6 + 2 \sqrt{3} }{3} [/tex]

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