Matematika

Pertanyaan

Bila P={x | x -3<20,x € bilangan prima},maka n(P)
A.13 C.9
B.11 D.8

2 Jawaban

  • Bab Himpunan
    Matematika SMP Kelas VII

    P = {2, 3, 5, 7, 11, 13, 17, 19} → ada 8
    n(P) = 8

    jawabannya D
  • P = { x / x - 3 < 20 . x ∈ prima }
    P = { x / x < 20 + 3 ; x ∈ prima }
    P = { x / x < 23 ; x ∈ prima }
    P = { 2 , 3 , 5 , 7 , 11 , 13 , 17 , 19 }
    n (P) = 8

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