exam
Maths Puzzle
Numerical Ability
Solve for x : 2log_base3 x - log_base3 2 = log_base3 x
Read Solution (Total 1)
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- ANS----2
log x^2 base3 -log2 base3
=>log(x^2/2) base3 = log x base3
=>(x^2)/2=x
=>(x^2)/2-x=0 after solving the eqn x=0,2 but 0 is incorrect because in log 0 is undefind
so,correct ans is 2 - 10 years agoHelpfull: Yes(0) No(0)
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