excel log function error

Question

I am trying to put this formula in excel ie

=20LOG10(M12/1EXP(-6))

but every time it is giving me errors: "The formula you typed contains an error." for more information check help and blah blah blah...

Answer 1

Try this...

=20*LOG10(M12/1 * EXP(-6))

You need to specify the multiplication part..