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作业:求算式 0.55*(50*208.462*1457.166*(cos(28.853)/sin(28.853)/(1+cos(28.853)/sin(28.853)))+330.212) 的值.
题型:数学计算
解:
0.55*(50*208.462*1457.166*(cos(28.853)/sin(28.853)/(1+cos(28.853)/sin(28.853)))+330.212)
=0.55*(50*208.462*1457.166*(cos28.853/sin(28.853)/(1+cos(28.853)/sin(28.853)))+330.212)
=0.55*(50*208.462*1457.166*(cos28.853/sin28.853/(1+cos(28.853)/sin(28.853)))+330.212)
=0.55*(50*208.462*1457.166*(cos28.853/sin28.853/(1+cos28.853/sin(28.853)))+330.212)
=0.55*(50*208.462*1457.166*(cos28.853/sin28.853/(1+cos28.853/sin28.853))+330.212)
=0.55*(50*208.462*1457.166*(cos28.853/sin28.853/2.530775)+330.212)
=0.55*(50*208.462*1457.166*0.604864+330.212)
=0.55*9187117.71401
=5052914.742706 答案:0.55*(50*208.462*1457.166*(cos(28.853)/sin(28.853)/(1+cos(28.853)/sin(28.853)))+330.212)=5052914.742706 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!