Tentukan nilai n ! a.3ⁿ = 243 b. 5ⁿ = 1 c. 4ⁿ = ¼ d. 2ⁿ = 1/128
Matematika
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Pertanyaan
Tentukan nilai n !
a.3ⁿ = 243
b. 5ⁿ = 1
c. 4ⁿ = ¼
d. 2ⁿ = 1/128
a.3ⁿ = 243
b. 5ⁿ = 1
c. 4ⁿ = ¼
d. 2ⁿ = 1/128
1 Jawaban
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1. Jawaban virgeenanuvi
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
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