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 √16+4^(3/2)+lne+(1/4)^(-1)+lg100+sin30+cos120+(√9)^2 的值.
题型:数学计算
解:
√16+4^(3/2)+lne+(1/4)^(-1)+lg100+sin30+cos120+(√9)^2
=√16+4^1.5+lne+(1/4)^(-1)+lg100+sin30+cos120+(√9)^2
=√16+4^1.5+lne+0.25^(-1)+lg100+sin30+cos120+(√9)^2
=√16+4^1.5+lne+0.25^(-1)+lg100+sin30+cos120+(√9)^2
=√16+4^1.5+lne+0.25^-1+lg100+sin30+cos120+3^2
=4+4^1.5+lne+0.25^-1+lg100+sin30+cos120+3.000000^2
=4+4^1.5+ln1.284025^-1+lg100+sin30+cos120+3.000000^2
=4+4^1.5+0.25^-1+lg100+sin30+cos120+3.000000^2
=4+4^1.5+0.25^-1+2+sin30+cos120+3.000000^2
=4+4^1.5+0.25^-1+2+-0.988032+cos120+3.000000^2
=4+4^1.5+0.25^-1+2+-0.988032+0.814181+3.000000^2
=4+8+0.25^(-1)+2+(-0.988032)+0.814181+3^2
=4+8+4+2+(-0.988032)+0.814181+3^2
=4+8+4+2+(-0.988032)+0.814181+9
=12+4+2+(-0.988032)+0.814181+9
=16+2+(-0.988032)+0.814181+9
=18+(-0.988032)+0.814181+9
=17.011968+0.814181+9
=17.826149+9
=26.826149 答案:√16+4^(3/2)+lne+(1/4)^(-1)+lg100+sin30+cos120+(√9)^2=26.826149 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!