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数学
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(负3分之1)负1的平方+根号4+(1-根号2)+tan45°等于多少?
人气:305 ℃ 时间:2019-08-20 05:37:51
解答
(-1/3) + Sqrt[4] + 1 - Sqrt[2] + Tan[45 Degree]
=8/3-Sqrt[2] +1
=11/3-Sqrt[2]
=2.25245
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