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Ito | Mathematics
IGCSE
IB Math AA SL
IB Math AA HL
Challenges
(31A) Logarithms in base a
Evaluate.
$10^3$
Check
Evaluate.
$\log _{7}1=$
Check
Evaluate. Give your answers as fractions.
$4^{-2}$
Check
Evaluate.
$\log\frac{1}{10}=$
Check
Evaluate. Give your answers as fractions.
$32^{-\frac{1}{5}}$
Check
Evaluate. Give your answers as fractions.
$\log_{81}9$
Check