原式=(6+(1/2)π)*3+10*(1+(1/8)π)
=18+10+5π/4+3π/2
=28+(5π+6π)/4
=28+11π/4
化简(6+(1/2)π)*3+10*(1+(1/8)π)
化简(6+(1/2)π)*3+10*(1+(1/8)π)
数学人气:468 ℃时间:2020-04-13 09:51:03
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