and
In your case we have .
So you're correct; the online calculator is wrong.
Very quick one this:
I am sure the above is correct, but does:
(Please excuse the wrong sized bracket after the exp function - I can't seem to get it to go the right size in LaTeX)
I am assuming it's but have been given as an answer from an online calculator.
Please help - I'm rubbish at logarithms and need to improve asap due to a home study course coming up!
You'd be better off clearing the log terms first
Use what you did in post 4
Those logarithms will cancel to give
You can take the cube root now and remember that
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If you want to use the form in your last post you will get
You can use the laws of exponents to simplify the RHS