Quantitative AptitudeLogarithm

If a² + b² = 7ab, then log[(a+b)/3] = ?

A

(1/2)(log a + log b)

B

log a + log b

C

(1/3)(log a + log b)

D

2(log a + log b)

Question Details

Section: Quantitative Aptitude
Sub-section: Logarithm
Category: quantitative