Question

find x to three significant digits 2.5^(x/2)=59

Answer 1

Take logs of both sides:
\[\frac{x}{2}\log_{} 2.5=\log_{} 59\]
Then divide both sides by log 2.5
\[\frac{x}{2}=\frac{\log_{} 59}{\log_{} 2.5}=you\ can\ calculate\]

Answer 2

ok thanks

Answer 3

You're welcome :)

Answer 4

so x=8.9?

Answer 5

Good work! Your answer is correct :)

Answer 6

But remember to state the answer to three significant digits.