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计算:根号4又5分之4x根号5÷(-4分之3根号10)
人气:282 ℃ 时间:2025-10-20 17:39:37
解答
根号4又5分之4x根号5÷(-4分之3根号10)
=√24/5×√5÷(-3/4√10)
=2√6×(4/3)÷√10
=8/3×√3÷√5
=(8/15)√15
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