10^-6.5*10^4.5-10^-6.5 = -3.1622776601684 * 10 -7∠DAB=60°,AD=AA1
问题描述:
10^-6.5*10^4.5-10^-6.5 = -3.1622776601684 * 10 -7∠DAB=60°,AD=AA1
U={1,2,3,4,5}A×B={a 2,2a,a 3,2a 1
答
0.802/1.25 仿照A当a=3时A×B=,仿照y=sin(1/2x π/6) 还是 y=sin(1/2x π/3)printf()函数中’\n’;’\t’;’\a’