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 -4/3×1.0484129×10^(-9)×79.066^(3)+5/4×1.242904×79.066^(4) 的值.
题型:数学计算
解:
-4/3×1.0484129×10^(-9)×79.066^(3)+5/4×1.242904×79.066^(4)
=-4/3×1.0484129×10^(-9)×79.066^(3)+5/4×1.242904×79.066^(4)
=-4/3×1.0484129×10^-9×79.066^3+5/4×1.242904×79.066^(4)
=-4/3×1.0484129×10^-9×79.066^3+5/4×1.242904×79.066^4
=-4/3×1.0484129×0.000000001×79.066^3+5/4×1.242904×79.066^4
=-4/3×1.0484129×0.000000001×494275.750659496057779+5/4×1.242904×79.066^4
=-4/3×1.0484129×0.000000001×494275.750659496057779+5/4×1.242904×39080406.501643717288971
=-1.333333×1.0484129×0.000000001×494275.750659496057779+5/4×1.242904×39080406.501643717288971
=(-1.397884)×0.000000001×494275.750659496057779+5/4×1.242904×39080406.501643717288971
=-0×494275.750659496057779+5/4×1.242904×39080406.501643717288971
=-0+5/4×1.242904×39080406.501643717288971
=-0+1.25×1.242904×39080406.501643717288971
=-0+1.55363×39080406.501643717288971
=-0+60716491.953149
=60716491.953149 答案:-4/3×1.0484129×10^(-9)×79.066^(3)+5/4×1.242904×79.066^(4)=60716491.953149你的问题在这里没有得到解决?请到 热门难题 里面看看吧!