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作业:求算式 (2*(-0.0097903096)*3-2*(-0.39657121))*ln3+2*0.0097903096*3+3*(-0.39657121) 的值.
题型:数学计算
解:
(2*(-0.0097903096)*3-2*(-0.39657121))*ln3+2*0.0097903096*3+3*(-0.39657121)
=(2*(-0.0097903096)*3-2*(-0.39657121))*ln3+2*0.0097903096*3+3*(-0.39657121)
=(2*(-0.0097903096)*3-2*(-0.39657121))*ln3+2*0.0097903096*3+3*(-0.39657121)
=0.734399*ln3+2*0.0097903096*3+3*(-0.39657121)
=0.734399*ln3+2*0.0097903096*3+3*(-0.39657121)
=0.734399*1.098612+2*0.0097903096*3+3*-0.39657121
=0.80682+2*0.0097903096*3+3*(-0.39657121)
=0.80682+0.019581*3+3*(-0.39657121)
=0.80682+0.058743+3*(-0.39657121)
=0.80682+0.058743+(-1.189714)
=0.865563+(-1.189714)
=-0.324151 答案:(2*(-0.0097903096)*3-2*(-0.39657121))*ln3+2*0.0097903096*3+3*(-0.39657121)=-0.324151你的问题在这里没有得到解决?请到 热门难题 里面看看吧!