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Find the value of x if (1.1)^x=100​

User Phuongho
by
9.1k points

1 Answer

7 votes

Answer:

x ≈ 48.3177

Explanation:

Using the rule of logarithms

log
x^(n) ⇔ n log x

Given


(1.1)^(x) = 100 ( take the log of both sides )

log
1.1)^(x) = log100 , then

x log1.1 = log100 ( divide both sides by log1.1 )

x =
(log100)/(log1.1) ≈ 48.3177 ( to 4 dec. places )

User Mark Simpson
by
9.0k points

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