WAEC - Further Mathematics (2021 - No. 4)
Simplify \(\frac{1}{3}\) log8 + \(\frac{1}{3}\) log 64 - 2 log6
log \(\frac{2}{7}\)
log 2
log \(\frac{2}{9}\)
log 9
คำอธิบาย
\(\frac{1}{3}\) log8 + \(\frac{1}{3}\) log 64 - 2 log6
= log 2 + log 4 - log 36
= log \(\frac{8}{36}\)
= log \(\frac{2}{9}\)