Matematika

Pertanyaan

assalmualukum kakak, mau minta bantuannya dong.. jika diketahui a=2 ,b=4 dan c= 5, maka hitunglah:
a. a/b+a/c-b/c
b. (3a/5c+b/2c)× b/ac

1 Jawaban

  • a) 2/4 + 2/5 - 4/5 = 10/20 + 8/20 - 16/20 = 2/20 = 1/10

    b) (3 × 2)/(5 × 5) + 4/(2 × 5)) × 4/(2×5)
    = 6/25 + 4/10 × 4/10
    = 6/25 + 16/100
    = 24/100 + 16/100
    = 40/100
    = 2/5

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