题目已知函数y=kx(k≠0)y=kx\left(k\neq 0\right)y=kx(k=0)的图象过点P1(x1P_{1}(x_{1}P1(x1,y1)y_{1})y1),P2(x2P_{2}(x_{2}P2(x2,y2)y_{2})y2)且x1<x2x_{1} \lt x_{2}x1<x2时,y1<y2y_{1} \lt y_{2}y1<y2,则下列判断正确的个数是（ ）(1)(1)(1)图象过一、三象限；(2)(2)(2)图象过二、四象限；(3)y(3)y(3)y随xxx的增大而增大；(4)k>0(4)k \gt 0(4)k>0.A.111个B.222个C.333个D.444个知识点：反比例函数的图象章节：函数 / 反比例函数
