Matematika

Pertanyaan

cosec 60° + tan 30° - cot 30°

mohon bantuannya :')

1 Jawaban

  • cosec 60° = 1/sin 60° = 1/1/2 = 2
    Tan 30° = 1/3 (√3)
    Cot 30° = 1/tan 30° = √3

    Maka
    cosec 60° + tan 30° - cot 30°
    = 2+ √3/3 - √3
    = 6/3 + √3/3 - 3√3/3
    = (3 + √3) / 3

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