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ra1l [238]
3 years ago
9

What does 7^x=21 in a logarithmic equation

Mathematics
1 answer:
Leviafan [203]3 years ago
8 0
Loga x=n ⇔ a^n=x
log₇ 21=x

x=log ₇ 21
x=ln 21 / ln7=1.564575034...

Answer: x=log₇ 21
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