求lim(x,y)~(0,1)1-xy/x^2+y^2的极限,要详解
问题描述:
求lim(x,y)~(0,1)1-xy/x^2+y^2的极限,要详解
答
lim{(x,y)→(0,1)}(1-xy)/(x²+y²) = (1-0)/(0+1) = 1
求lim(x,y)~(0,1)1-xy/x^2+y^2的极限,要详解
lim{(x,y)→(0,1)}(1-xy)/(x²+y²) = (1-0)/(0+1) = 1