itomath.com
Ito | Mathematics
IGCSE
IB Math AA SL
IB Math AA HL
Challenges
Logarithmic Functions
What are Logarithms?
Laws of Logarithms
Euler's Number, $e$
Natural Logarithms $ln$
Change of Base
Logarithms to Solve Equations
Logarithmic Functions
When $1 \lt a \lt b \lt a^2$, rank the following in order from least (1) to greatest (4):
$\log_a{b}$
$\log_b{a}$
$\log_a{ab}$
$\log_b{\frac{b}{a}}$