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作业:求算式 2*16.7*1000*0.503*0.4*(sin(π*0.221))^3/(3*π)+360*3.77*0.34*(sin(π*0.221)+sin(π*0.808))/π 的值.
题型:数学计算
解:
2*16.7*1000*0.503*0.4*(sin(π*0.221))^3/(3*π)+360*3.77*0.34*(sin(π*0.221)+sin(π*0.808))/π
=2*16.7*1000*0.503*0.4*(sin0.694292)^3/(3*π)+360*3.77*0.34*(sin(π*0.221)+sin(π*0.808))/π
=2*16.7*1000*0.503*0.4*0.639841^3/(3*π)+360*3.77*0.34*(sin(π*0.221)+sin(π*0.808))/π
=2*16.7*1000*0.503*0.4*0.639841^3/9.424778+360*3.77*0.34*(sin(π*0.221)+sin(π*0.808))/π
=2*16.7*1000*0.503*0.4*0.639841^3/9.424778+360*3.77*0.34*(sin0.694292+sin(π*0.808))/π
=2*16.7*1000*0.503*0.4*0.639841^3/9.424778+360*3.77*0.34*(sin0.694292+sin2.538407)/π
=2*16.7*1000*0.503*0.4*0.639841^3/9.424778+360*3.77*0.34*1.20711/π
=2*16.7*1000*0.503*0.4*0.2619486693355/9.424778+360*3.77*0.34*1.20711/π
=33.4*1000*0.503*0.4*0.2619486693355/9.424778+360*3.77*0.34*1.20711/π
=33400*0.503*0.4*0.2619486693355/9.424778+360*3.77*0.34*1.20711/π
=16800.2*0.4*0.2619486693355/9.424778+360*3.77*0.34*1.20711/π
=6720.08*0.2619486693355/9.424778+360*3.77*0.34*1.20711/π
=1760.316014/9.424778+360*3.77*0.34*1.20711/π
=186.775329+360*3.77*0.34*1.20711/π
=186.775329+1357.2*0.34*1.20711/π
=186.775329+461.448*1.20711/π
=186.775329+557.018495/π
=186.775329+177.304494
=364.079823 答案:2*16.7*1000*0.503*0.4*(sin(π*0.221))^3/(3*π)+360*3.77*0.34*(sin(π*0.221)+sin(π*0.808))/π=364.079823 注:弧度制你的问题在这里没有得到解决?请到 热门难题 里面看看吧!