如果有理数a.b.c满足la-1l+lb+3l+l3c-1l=0,(abc)^125/(a^9b^3c^2)的值.

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如果有理数a.b.c满足la-1l+lb+3l+l3c-1l=0,(abc)^125/(a^9b^3c^2)的值.

如果有理数a.b.c满足la-1l+lb+3l+l3c-1l=0,(abc)^125/(a^9b^3c^2)的值.
如果有理数a.b.c满足la-1l+lb+3l+l3c-1l=0,(abc)^125/(a^9b^3c^2)的值.

如果有理数a.b.c满足la-1l+lb+3l+l3c-1l=0,(abc)^125/(a^9b^3c^2)的值.
la-1l+lb+3l+l3c-1l=0
a-1=0 a=1
b+3=0 b=-3
3c-1=0 c=1/3
,(abc)^125/(a^9b^3c^2)
=(-1)/-3
=1/3

a=1,b=-3,c=1/3
=-1*125/54
=-125/54

由题意得:a=1,b=-3,c=1/3
再代入,(abc)^125/(a^9b^3c^2)即可