(1/2)^-2-(1/根号5+2)^0+(3X10^-2)^4/(3X10^-5)^2
问题描述:
(1/2)^-2-(1/根号5+2)^0+(3X10^-2)^4/(3X10^-5)^2
答
=4-1+[9×10^(-4)/3×10^(-5)]²
=3+30²
=903