log(a)M=m,log(a)N=n,怎么得出 log(a)(M×N)=m+n

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log(a)M=m,log(a)N=n,怎么得出 log(a)(M×N)=m+n

log(a)M=m,log(a)N=n,怎么得出 log(a)(M×N)=m+n
log(a)M=m,log(a)N=n,怎么得出 log(a)(M×N)=m+n

log(a)M=m,log(a)N=n,怎么得出 log(a)(M×N)=m+n
"根据对数运算法则:log(a)(M*N)=log(a)M+log(a)N

log (a)(M*N)=log a (M)+loga(N)=m+n

这不是公式吗《log(a)M+log(a)N=log(a)(M*N)》