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作业:求算式 2/sqrt(3)*500*ln(0.0749/0.05)-360+360*0.05^2/(0.1^2-0.05^2)*(0.1^2/0.0749^2-1) 的值.
题型:数学计算
解:
2/sqrt(3)*500*ln(0.0749/0.05)-360+360*0.05^2/(0.1^2-0.05^2)*(0.1^2/0.0749^2-1)
=2/sqrt3*500*ln(0.0749/0.05)-360+360*0.05^2/(0.1^2-0.05^2)*(0.1^2/0.0749^2-1)
=2/sqrt3*500*ln1.498-360+360*0.05^2/(0.1^2-0.05^2)*(0.1^2/0.0749^2-1)
=2/sqrt3*500*ln1.498-360+360*0.05^2/0.0075*(0.1^2/0.0749^2-1)
=2/sqrt3*500*ln1.498-360+360*0.05^2/0.0075*0.782528
=2/1.732051*500*ln1.498-360+360*0.05^2/0.0075*0.782528
=2/1.732051*500*0.404131-360+360*0.05^2/0.0075*0.782528
=2/1.732051*500*0.404131-360+360*0.0025/0.0075*0.782528
=1.1547*500*0.404131-360+360*0.0025/0.0075*0.782528
=577.35*0.404131-360+360*0.0025/0.0075*0.782528
=233.325033-360+360*0.0025/0.0075*0.782528
=233.325033-360+0.9/0.0075*0.782528
=233.325033-360+120*0.782528
=233.325033-360+93.90336
=-126.674967+93.90336
=-32.771607 答案:2/sqrt(3)*500*ln(0.0749/0.05)-360+360*0.05^2/(0.1^2-0.05^2)*(0.1^2/0.0749^2-1)=-32.771607你的问题在这里没有得到解决?请到 热门难题 里面看看吧!