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 ((97-101.32))^2×0.04+(99-101.32)^2×0.06+((101-101.32))^2×0.68+((103-101.32))^2×0.14+((105-101.32))^2×0.08 的值.
题型:数学计算
解:
((97-101.32))^2×0.04+(99-101.32)^2×0.06+((101-101.32))^2×0.68+((103-101.32))^2×0.14+((105-101.32))^2×0.08
=((-4.32))^2×0.04+(99-101.32)^2×0.06+((101-101.32))^2×0.68+((103-101.32))^2×0.14+((105-101.32))^2×0.08
=-4.32^2×0.04+(99-101.32)^2×0.06+((101-101.32))^2×0.68+((103-101.32))^2×0.14+((105-101.32))^2×0.08
=-4.32^2×0.04+(-2.32)^2×0.06+((101-101.32))^2×0.68+((103-101.32))^2×0.14+((105-101.32))^2×0.08
=-4.32^2×0.04+(-2.32)^2×0.06+((-0.32))^2×0.68+((103-101.32))^2×0.14+((105-101.32))^2×0.08
=-4.32^2×0.04+(-2.32)^2×0.06+(-0.32)^2×0.68+((103-101.32))^2×0.14+((105-101.32))^2×0.08
=-4.32^2×0.04+(-2.32)^2×0.06+(-0.32)^2×0.68+(1.68)^2×0.14+((105-101.32))^2×0.08
=-4.32^2×0.04+(-2.32)^2×0.06+(-0.32)^2×0.68+1.68^2×0.14+((105-101.32))^2×0.08
=-4.32^2×0.04+(-2.32)^2×0.06+(-0.32)^2×0.68+1.68^2×0.14+(3.68)^2×0.08
=-4.32^2×0.04+(-2.32)^2×0.06+(-0.32)^2×0.68+1.68^2×0.14+3.68^2×0.08
=18.662400000000002×0.04+(-2.32)^2×0.06+(-0.32)^2×0.68+1.68^2×0.14+3.68^2×0.08
=18.662400000000002×0.04+5.3824×0.06+(-0.32)^2×0.68+1.68^2×0.14+3.68^2×0.08
=18.662400000000002×0.04+5.3824×0.06+0.1024×0.68+1.68^2×0.14+3.68^2×0.08
=18.662400000000002×0.04+5.3824×0.06+0.1024×0.68+2.8224×0.14+3.68^2×0.08
=18.662400000000002×0.04+5.3824×0.06+0.1024×0.68+2.8224×0.14+13.542400000000001×0.08
=0.746496+5.3824×0.06+0.1024×0.68+2.8224×0.14+13.542400000000001×0.08
=0.746496+0.322944+0.1024×0.68+2.8224×0.14+13.542400000000001×0.08
=0.746496+0.322944+0.069632+2.8224×0.14+13.542400000000001×0.08
=0.746496+0.322944+0.069632+0.395136+13.542400000000001×0.08
=0.746496+0.322944+0.069632+0.395136+1.083392
=1.06944+0.069632+0.395136+1.083392
=1.139072+0.395136+1.083392
=1.534208+1.083392
=2.6176 答案:((97-101.32))^2×0.04+(99-101.32)^2×0.06+((101-101.32))^2×0.68+((103-101.32))^2×0.14+((105-101.32))^2×0.08=2.6176你的问题在这里没有得到解决?请到 热门难题 里面看看吧!