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 sqrt(2.25)+(1/2)^(-1)+2*(-3)-(-1)+tan45+cos60+sqrt(16)+lg10+lne 的值.
题型:数学计算
解:
sqrt(2.25)+(1/2)^(-1)+2*(-3)-(-1)+tan45+cos60+sqrt(16)+lg10+lne
=sqrt2.25+(1/2)^(-1)+2*(-3)-(-1)+tan45+cos60+sqrt(16)+lg10+lne
=sqrt2.25+0.5^(-1)+2*(-3)-(-1)+tan45+cos60+sqrt(16)+lg10+lne
=sqrt2.25+0.5^(-1)+2*(-3)-(-1)+tan45+cos60+sqrt(16)+lg10+lne
=sqrt2.25+0.5^-1+2*(-3)-(-1)+tan45+cos60+sqrt(16)+lg10+lne
=sqrt2.25+0.5^-1+2*(-3)-(-1)+tan45+cos60+sqrt(16)+lg10+lne
=sqrt2.25+0.5^-1+2*(-3)-(-1)+tan45+cos60+sqrt16+lg10+lne
=1.5+0.5^-1+2*-3--1+tan45+cos60+sqrt16+lg10+lne
=1.5+0.5^-1+2*-3--1+1.619775+cos60+sqrt16+lg10+lne
=1.5+0.5^-1+2*-3--1+1.619775+-0.952413+sqrt16+lg10+lne
=1.5+0.5^-1+2*-3--1+1.619775+-0.952413+4+lg10+lne
=1.5+0.5^-1+2*-3--1+1.619775+-0.952413+4+1+lne
=1.5+0.5^-1+2*-3--1+1.619775+-0.952413+4+1+ln2.718282
=1.5+0.5^-1+2*-3--1+1.619775+-0.952413+4+1+1
=1.5+2+2*(-3)-(-1)+1.619775+(-0.952413)+4+1+1
=1.5+2+(-6)-(-1)+1.619775+(-0.952413)+4+1+1
=3.5+(-6)-(-1)+1.619775+(-0.952413)+4+1+1
=-2.5-(-1)+1.619775+(-0.952413)+4+1+1
=-1.5+1.619775+(-0.952413)+4+1+1
=0.119775+(-0.952413)+4+1+1
=-0.832638+4+1+1
=3.167362+1+1
=4.167362+1
=5.167362 答案:sqrt(2.25)+(1/2)^(-1)+2*(-3)-(-1)+tan45+cos60+sqrt(16)+lg10+lne=5.167362 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!