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数学
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3倍的根号8+2的根号18+5的根号32
人气:484 ℃ 时间:2019-09-11 10:10:00
解答
答案是:3*√8 + 2*√18 + 5*√32 = 6*√2 + 6*√2 + 20*√2 = 32*√2
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