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> 已知两个方程组与的解相同,则a、b、c的值分别为[]A.a=1,b=3,c=2B.a=1,b=-3,c=-2C.a=5,b=,c=-2D.以上结论都不对-九年级数学
已知两个方程组与的解相同,则a、b、c的值分别为[]A.a=1,b=3,c=2B.a=1,b=-3,c=-2C.a=5,b=,c=-2D.以上结论都不对-九年级数学
题目简介
已知两个方程组与的解相同,则a、b、c的值分别为[]A.a=1,b=3,c=2B.a=1,b=-3,c=-2C.a=5,b=,c=-2D.以上结论都不对-九年级数学
题目详情
已知两个方程组
与
的解相同,则a、b、c的值分别为
[ ]
A.a=1,b=3,c=2
B.a=1,b=-3,c=-2
C.a=5,b=
,c=-2
D.以上结论都不对
题型:单选题
难度:中档
来源:同步题
答案
C
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题目简介
已知两个方程组与的解相同,则a、b、c的值分别为[]A.a=1,b=3,c=2B.a=1,b=-3,c=-2C.a=5,b=,c=-2D.以上结论都不对-九年级数学
题目详情
B.a=1,b=-3,c=-2
C.a=5,b=
D.以上结论都不对
答案