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 sqrt2.25+(1/2)^2+2*(-3)-(-1)+tan45+cos60+sqrt16+lg10+lne+!(3) 的值.
题型:数学计算
解:
sqrt2.25+(1/2)^2+2*(-3)-(-1)+tan45+cos60+sqrt16+lg10+lne+!(3)
=sqrt2.25+0.5^2+2*(-3)-(-1)+tan45+cos60+sqrt16+lg10+lne+!(3)
=sqrt2.25+0.5^2+2*(-3)-(-1)+tan45+cos60+sqrt16+lg10+lne+!(3)
=sqrt2.25+0.5^2+2*(-3)-(-1)+tan45+cos60+sqrt16+lg10+lne+!(3)
=sqrt2.25+0.5^2+2*(-3)-(-1)+tan45+cos60+sqrt16+lg10+lne+6
=1.5+0.5^2+2*-3--1+tan45+cos60+sqrt16+lg10+lne+6
=1.5+0.5^2+2*-3--1+1.619775+cos60+sqrt16+lg10+lne+6
=1.5+0.5^2+2*-3--1+1.619775+-0.952413+sqrt16+lg10+lne+6
=1.5+0.5^2+2*-3--1+1.619775+-0.952413+4+lg10+lne+6
=1.5+0.5^2+2*-3--1+1.619775+-0.952413+4+1+lne+6
=1.5+0.5^2+2*-3--1+1.619775+-0.952413+4+1+ln403.428793
=1.5+0.5^2+2*-3--1+1.619775+-0.952413+4+1+6
=1.5+0.25+2*(-3)-(-1)+1.619775+(-0.952413)+4+1+6
=1.5+0.25+(-6)-(-1)+1.619775+(-0.952413)+4+1+6
=1.75+(-6)-(-1)+1.619775+(-0.952413)+4+1+6
=-4.25-(-1)+1.619775+(-0.952413)+4+1+6
=-3.25+1.619775+(-0.952413)+4+1+6
=-1.630225+(-0.952413)+4+1+6
=-2.582638+4+1+6
=1.417362+1+6
=2.417362+6
=8.417362 答案:sqrt2.25+(1/2)^2+2*(-3)-(-1)+tan45+cos60+sqrt16+lg10+lne+!(3)=8.417362 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!