总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 0.5*1.2*3.14*(20*4.6+50*3.8+300*16)+0.8*0.8*1.13*(550+6*(54.2+10*16)/(16-8.4)*(16+8.4-3)) 的值.
题型:数学计算
解:
0.5*1.2*3.14*(20*4.6+50*3.8+300*16)+0.8*0.8*1.13*(550+6*(54.2+10*16)/(16-8.4)*(16+8.4-3))
=0.5*1.2*3.14*5082+0.8*0.8*1.13*(550+6*(54.2+10*16)/(16-8.4)*(16+8.4-3))
=0.5*1.2*3.14*5082+0.8*0.8*1.13*(550+6*214.2/(16-8.4)*(16+8.4-3))
=0.5*1.2*3.14*5082+0.8*0.8*1.13*(550+6*214.2/7.6*(16+8.4-3))
=0.5*1.2*3.14*5082+0.8*0.8*1.13*(550+6*214.2/7.6*21.4)
=0.5*1.2*3.14*5082+0.8*0.8*1.13*4168.852628
=0.6*3.14*5082+0.8*0.8*1.13*4168.852628
=1.884*5082+0.8*0.8*1.13*4168.852628
=9574.488+0.8*0.8*1.13*4168.852628
=9574.488+0.64*1.13*4168.852628
=9574.488+0.7232*4168.852628
=9574.488+3014.914221
=12589.402221 答案:0.5*1.2*3.14*(20*4.6+50*3.8+300*16)+0.8*0.8*1.13*(550+6*(54.2+10*16)/(16-8.4)*(16+8.4-3))=12589.402221你的问题在这里没有得到解决?请到 热门难题 里面看看吧!