Question

In the following, which points lie on $x$ -axis $A(1,1),B(1,0),C(0,1),D(0,0),E(-1,0),F(0,-1),G(4,0),H(0,-7)$

Answer 1

On $x$ -axis, y coordinate is zero of each point,

$SoB(1,0),D(0,0)E(-1,0)$ and $G(4,0)$ lie on $x$ -axis.