初三数学计算√12-2+√3)º+1/(2+√3)(1+根号2)²(1+根号3)²(1-根号2)²(1-根号3)²第一题题目错了根号12-(2+根号3)º+1/(2+根号3)
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![初三数学计算√12-2+√3)º+1/(2+√3)(1+根号2)²(1+根号3)²(1-根号2)²(1-根号3)²第一题题目错了根号12-(2+根号3)º+1/(2+根号3)](/uploads/image/z/765521-17-1.jpg?t=%E5%88%9D%E4%B8%89%E6%95%B0%E5%AD%A6%E8%AE%A1%E7%AE%97%E2%88%9A12-2%2B%E2%88%9A3%EF%BC%89%26%23186%3B%2B1%2F%EF%BC%882%2B%E2%88%9A3%EF%BC%89%EF%BC%881%2B%E6%A0%B9%E5%8F%B72%EF%BC%89%26%23178%3B%EF%BC%881%2B%E6%A0%B9%E5%8F%B73%EF%BC%89%26%23178%3B%EF%BC%881-%E6%A0%B9%E5%8F%B72%EF%BC%89%26%23178%3B%EF%BC%881-%E6%A0%B9%E5%8F%B73%EF%BC%89%26%23178%3B%E7%AC%AC%E4%B8%80%E9%A2%98%E9%A2%98%E7%9B%AE%E9%94%99%E4%BA%86%E6%A0%B9%E5%8F%B712-%EF%BC%882%2B%E6%A0%B9%E5%8F%B73%EF%BC%89%26%23186%3B%2B1%2F%EF%BC%882%2B%E6%A0%B9%E5%8F%B73%EF%BC%89)
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初三数学计算√12-2+√3)º+1/(2+√3)(1+根号2)²(1+根号3)²(1-根号2)²(1-根号3)²第一题题目错了根号12-(2+根号3)º+1/(2+根号3)
初三数学计算√12-2+√3)º+1/(2+√3)
(1+根号2)²(1+根号3)²(1-根号2)²(1-根号3)²
第一题题目错了
根号12-(2+根号3)º+1/(2+根号3)
初三数学计算√12-2+√3)º+1/(2+√3)(1+根号2)²(1+根号3)²(1-根号2)²(1-根号3)²第一题题目错了根号12-(2+根号3)º+1/(2+根号3)
解
√12-(2+√3)^0+1/(2+√3)
=2√3-1+(2-√3)/(4-3)
=2√3-1+2-√3
=√3+1
(1+√2)²(1+√3)²(1-√2)²(1-√3)²
=[(1+√2)(1-√2)]²[(1+√3)(1-√3)]²
=(1-2)²(1-3)²
=1×4
=4