Which axis the points such as (0,x) (0,y) (0,2) and (0,-5) lie on? Why?

In which quadrant or on which axis does each of the points (-2, 4), (3, -1), (-1, 0), (1, 2)" and "(-3, -5) lie ? Verify answer by locating them on the Cartesian plane.

Where do these following points lie (0, -3), (0, -8), (0, 6) and (0, 4) on coordinate plane?

Three identical point mass each of mass 1kg lie in the x-y plane at point (0,0), (0,0.2m) and (0.2m, 0). The net gravitational force on the mass at the origin is

A plane passes through the points P(4, 0, 0) and Q(0, 0, 4) and is parallel to the Y-axis. The distance of the plane from the origin is

If the points A(x,y), B(a,0) and C(0,b) are collinear, prove that (x)/(a) + (y)/(b) = 1

If three points (h,0), (a,b) and (0,k) lie on a line, show that (a)/( h) + (b)/(k)=1 .

Centre of a circle Q is on the Y-axis. The circle passes through the points (0, 7) and (0, -1). If it intersects the positive X-axis at (P, 0), what is the value of ‘P’?

The production of item A is x and the production of item B is y. If the corner points of the bounded feasible region are (1, 0), (2, 0), (0, 2) and (0, 1) then the maximum profit z = 2000x + 5000y is ……..

The position of the points O(0, 0) and P(2, -1) is ………, in the region of the inequality 2y-3xlt5 .