x²+6x+ =(x+ )² x²-x+ =(x- )²
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/05 12:37:24
![x²+6x+ =(x+ )² x²-x+ =(x- )²](/uploads/image/z/2524116-12-6.jpg?t=x%26%23178%3B%2B6x%2B+%3D%EF%BC%88x%2B+%EF%BC%89%26%23178%3B+x%26%23178%3B-x%2B+%3D%EF%BC%88x-+%EF%BC%89%26%23178%3B)
x²+6x+ =(x+ )² x²-x+ =(x- )²
x²+6x+ =(x+ )² x²-x+ =(x- )²
x²+6x+ =(x+ )² x²-x+ =(x- )²
9 3
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/05 12:37:24
x²+6x+ =(x+ )² x²-x+ =(x- )²
x²+6x+ =(x+ )² x²-x+ =(x- )²
x²+6x+ =(x+ )² x²-x+ =(x- )²
9 3
1/4 1/2