Matematika

Pertanyaan

Tentukan nilai n !

a.3ⁿ = 243
b. 5ⁿ = 1
c. 4ⁿ = ¼
d. 2ⁿ = 1/128

1 Jawaban

  • a)
    3^n = 243
    3^n = 3^5
    n = 5

    b)
    5^n = 1
    5^n = 5^0
    n = 0

    c)
    4^n = 1/4
    4^n = 4⁻¹
    n = -1

    d)
    2^n = 1/128
    2^n = 128⁻¹
    2^n = 2⁻⁷
    n = -7

    Maaf kalau salah

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