logarithm
posted by anonymous .
So I have to an expression as the logarithm of a single number or expression with a coefficient of 1
9log w+ 4log z log(x5)
my answer is: log w^4*z^9/(x5).. is this right?
thanks in advance!

You put the exponents on the wrong variables,
I get
log ((w^9 z^4)/x5))