What is the value of log(ab2) - log(ac) + log(abc4) - 3log(bc) ?
What is the value of log(ab2) - log(ac) + log(abc4) - 3log(bc) ?
A. 2
B. 0
C. -2
D. 1
Answer : D. 1...
Explanation:
log(ab2) – log(ac) + log abc4 – 3log(bc)
= log ab2 – logac + log abc4 – log b3c3
= loga (ab2/ac) x (abc4/b3c3)
= logaa = 1