Evaluate frac log 5 0 04 log 3 18 - log 3 2 - JAMB Mathematics 1994 Question
Evaluate \(\frac{log_5 (0.04)}{log_3 18 - log_3 2}\)
A
1
B
-1
C
\(\frac{2}{3}\)
D
-\(\frac{2}{3}\)
correct option: b
(\frac{log_5 0.04}{log_3 18 - log_3 2})
= (\frac{log_5 0.04}{log_3(\frac{18}{2})})
= (\frac{log_5 0.04}{log_3 9})
= (\frac{-2}{2})
= -1
Let log5 0.04 = x
5x = 0.04
x = (\frac{4}{100}) = 5-2
Let log3 9 = z
32 = 32
z = 3
Please share this, thanks:
#JAMB #JAMB
Add your answer
No responses