SOLUTION: use the properties of logarithms to expand the following expressions: 1) log(base10)7x^4 2) log(base7)x^1/2 / x 3) ln 3xy^2

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: use the properties of logarithms to expand the following expressions: 1) log(base10)7x^4 2) log(base7)x^1/2 / x 3) ln 3xy^2      Log On


   

Question 37289: use the properties of logarithms to expand the following expressions:
1) log(base10)7x^4
2) log(base7)x^1/2 / x
3) ln 3xy^2
Answer by jcmtnez(53) About Me  (Show Source):
You can put this solution on YOUR website!
Solution
1) log(base10)7x^4
log(7)+4log(x), remember log in base 10
2) log(base7)x^1/2 / x
1/2log(x)-log(x), know in base 7
3) ln 3xy^2
Ln(3)+Ln(x)+2Ln(y), I suppose that this is in base e