求助10^-6.5*10^4.5-10^-6.5 = -3.1622776601684 * 10 -7CF=CA AF=CA AB/2
问题描述:
求助10^-6.5*10^4.5-10^-6.5 = -3.1622776601684 * 10 -7CF=CA AF=CA AB/2
∴a b≥2√ab 1/(a b)≤1/2√ab. A×B={a 2, 2a, a 3, 2a 1
答
f{x}=lg{2x -3}对比f(-x 5)=—f(x 5)还是—f(x-5)对比M=N=include