1/log2(a)+1/log3(a)=2lg2/lga+lg3/lga=22lga=lg2+lg3lga²=lg(2X3)lga²=lg6所以有:a²=6解得:a=√6
1/log2(a)+1/log3(a)=2 loga(2)+loga(3)=2loga(6)=2a^2=6a=根号6
1/log2(a)+1/log3(a)=2然后根据公式loga(2)+loga(3)=2底数相同 对数等于真数相加loga(6)=2a^2=6a=根号6