Question

What is the approximate value of this logarithmic expression?

Answer 1

9514 1404 393

Answer:

B. 1.80

Explanation:

The change of base formula can be used.

`\log_5(18)=\frac{\log{18}}{\log{5}}\approx(1.25527)/(0.69897)\approx1.7959\\\\\boxed{\log_5{18}\approx1.80}`

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