已知5x-3y+2=0,求10^5x÷10^3y的值!
问题描述:
已知5x-3y+2=0,求10^5x÷10^3y的值!
答
5x-3y=-2 10^5x÷10^3y =10^(5x-3y) =10^(-2) =1/100 =0.01
已知5x-3y+2=0,求10^5x÷10^3y的值!
5x-3y=-2 10^5x÷10^3y =10^(5x-3y) =10^(-2) =1/100 =0.01