解方程组:2/2a=1 (4ac-b²)/4a=-4
问题描述:
解方程组:2/2a=1 (4ac-b²)/4a=-4
2/2a=1
(4ac-b²)/4a=-4
答
题目不对,没法解,少个方程式C=负3b=正负2a=1c=-3
解方程组:2/2a=1 (4ac-b²)/4a=-4
2/2a=1
(4ac-b²)/4a=-4
题目不对,没法解,少个方程式C=负3b=正负2a=1c=-3