cos1110degree+tan1140degree=... A: -(1)/(2)sqrt(3) B: -sqrt(3) C: (1)/(2) D: (3)/(2)sqrt(3) E: 2sqrt(3)

Pergunta

cos1110degree+tan1140degree=... A: -(1)/(2)sqrt(3) B: -sqrt(3) C: (1)/(2) D: (3)/(2)sqrt(3) E: 2sqrt(3)

Name: \cos1110\degree+\tan1140\degree=... a: -\frac{1}{2}\sqrt{3} b: -\sqrt{3} c: \frac{1}{2} d: \frac{3}{2}\sqrt{3} e: 2\sqrt{3}
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