WAEC - Mathematics (1988 - No. 24)
Evaluate log106 + log1045 - log1027 without using logarithm tables
o
1
1.1738
1.3802
10
Förklaring
log106 + log1045 - log1027
log10 \(\frac{6 \times 45}{27}\)
= log102 x 5
log1010 = 1
log10 \(\frac{6 \times 45}{27}\)
= log102 x 5
log1010 = 1