Matematika

Pertanyaan

Tentukan aturan dari setiap pola bilangan berikut, kemudian tuliskan 3 suku berikutnya
a. 1,4,7,10
b. 1,2,4,7
c. 1,4,9,16
d. 2,6,16,20
e. 1,2,4,8
f. 27,24,21,18
g. 162,54,18,6
h. 3,12,48,192

Dengan cara penyelesaiannya sekalian

2 Jawaban

  • a. 1,4,7,10,13,16,19 (pola +3)
    b. 1,2,4,7,11,16,22 (pola +1, +2, +3, +4, +5, dst)
    c. 1,4,9,16,25,36,49 (pola bilangan kuadrat)
    d. 2,6,16,20,30,34,44 (pola +4 lalu +10)
    e. 1,2,4,8,16,32,64 (pola x2)
    f.  27,24,21,18,15,12,9 (pola -3)
    g. 162,54,18,6,2,2/3,2/9 (pola : 3)
    h. 3,12,48,192,768,3072,12288 (pola x4)

  • a)
    1, 4, 7, 10, ... (Pola: +3)
    1, 4, 7, 10, 13, 16, 19, ...

    b)
    1, 2, 4, 7, ... (Pola: +1, +2, +3, ...)
    1, 2, 4, 7, 11, 16, 22, ...

    c)
    1, 4, 9, 16, ... (Pola: 1², 2², 3², 4², ...)
    1, 4, 9, 16, 25, 36, 49, ...

    d)
    2, 6, 16, 20, ... (Pola: +4, +10, +4, ...)
    2, 6, 16, 20, 30, 34, 44, ...

    e)
    1, 2, 4, 8, ... (Pola: 2⁰, 2¹, 2², 2³, ...)
    1, 2, 4, 8, 16, 32, 64, ...

    f)
    27, 24, 21, 18, ... (Pola: -3)
    27, 24, 21, 18, 15, 12, 9, ...

    g)
    162, 54, 18, 6, ... (Pola: ÷ 3)
    162, 54, 18, 6, 2, [tex] \frac{2}{3} [/tex], [tex] \frac{2}{9} [/tex], ...

    h)
    3, 12, 48, 192, ... (Pola: × 4)
    3, 12, 48, 192, 768, 3072, 12288, ...

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