Matematika

Pertanyaan

Tentukan nilai sudut
[sin 60° x cot 30°] + [ Tan 60° x cos 30°]

1 Jawaban

  • (sin 60 . cot 30) + (tan 60 . cos 30)
    [tex] = (\frac{1}{2} \sqrt{3} \times \sqrt{3} ) + ( \frac{1}{2} \sqrt{3} \times \frac{1}{2} \sqrt{3} )[/tex]
    [tex] = ( \frac{1}{2} \times 3) + ( \frac{1}{4} \times 3)[/tex]
    [tex] = \frac{3}{2} + \frac{3}{4} [/tex]
    [tex] = \frac{6 + 3}{4} [/tex]
    [tex] = \frac{9}{4} [/tex]
    [tex] = 2 \frac{1}{4} [/tex]

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