﹙3√2+2√3﹚²-﹙3√2-2√3﹚﹙3√2+2√3﹚
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/27 12:28:11
![﹙3√2+2√3﹚²-﹙3√2-2√3﹚﹙3√2+2√3﹚](/uploads/image/z/4519098-18-8.jpg?t=%EF%B9%993%E2%88%9A2%2B2%E2%88%9A3%EF%B9%9A%26%23178%3B-%EF%B9%993%E2%88%9A2-2%E2%88%9A3%EF%B9%9A%EF%B9%993%E2%88%9A2%2B2%E2%88%9A3%EF%B9%9A)
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﹙3√2+2√3﹚²-﹙3√2-2√3﹚﹙3√2+2√3﹚
﹙3√2+2√3﹚²-﹙3√2-2√3﹚﹙3√2+2√3﹚
﹙3√2+2√3﹚²-﹙3√2-2√3﹚﹙3√2+2√3﹚
原式=(3√2-2√3)*(3√2+2√3)*(3√2-2√3)*(3√2+2√3)
=(18-12)^2
=6^2
=36