[ (a2b c )+ (b2a c )+ (c2a b ) ] is equal to

ABC26GN2073 · Logarithms

Subject: General Aptitude · Chapter: Logarithms · Exam: 2006 · Marks: · Difficulty:

$\left[\log \left(\frac{a^{2}}{b c}\right)+\log \left(\frac{b^{2}}{a c}\right)+\log \left(\frac{c^{2}}{a b}\right)\right]$ is equal to

(a)0

(b)1

(c)2

(d)abc

Answer

Answer (as printed): A

Explanation

Given expression $=\log\left(\frac{a^{2}}{bc}\times\frac{b^{2}}{ac}\times\frac{c^{2}}{ab}\right)=\log 1=0.$

Explanation as extracted from the printed page; notation may be imperfect.