配方计算:1/2x²-( )x+9/2=1/2(x-( ))²坐等
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/27 02:49:57
配方计算:1/2x²-()x+9/2=1/2(x-())²坐等配方计算:1/2x²-()x+9/2=1/2(x-())²坐等配方计算:1/2x²-()
配方计算:1/2x²-( )x+9/2=1/2(x-( ))²坐等
配方计算:1/2x²-( )x+9/2=1/2(x-( ))²
坐等
配方计算:1/2x²-( )x+9/2=1/2(x-( ))²坐等
1/2x²-( 3)x+9/2=1/2(x-(3 ))²,
需要解释吗?