Laws of logarithms Flashcards
(9 cards)
1
Q
What is the Multiplication law?
A
log x + log y = log xy
2
Q
what is the division law?
A
log x - log y = log x/y
3
Q
what is the power Law?
A
log (x^k) = k log x
4
Q
what does log x + log y = ?
A
log xy
5
Q
What does log x - log y = ?
A
log x / y
6
Q
what does log(x^k) = ?
A
k log x
7
Q
What does ln x =?
A
log (e) x
8
Q
what does e^ln x = ?
A
ln (e^x) = x
9
Q
what to do when question says
A = PW^q:
A
Take logs of both side then get into form as previous equation
