itomath.com
Ito | Mathematics
IGCSE
IB Math AA SL
IB Math AA HL
Challenges
(31A) Logarithms in base a
Evaluate.
$2^4$
Check
Evaluate.
$\log _{5}25=$
Check
Evaluate. Give your answers as fractions.
$3^{-5}$
Check
Evaluate.
$\log _{3}\frac{1}{27}=$
Check
Evaluate. Give your answers as fractions.
$256^{\frac{1}{4}}$
Check
Evaluate. Give your answers as fractions.
$\log_{25}\frac{1}{5}$
Check