The graph of the equation `x^2+y^2=0` in the three dimensional space is (A) x-axis (B) y-axis (C) z-axis (D) xy-plane

The graph of the linear equation 2x-y=4 cuts x-axis at

The graph of the linear equation 2x+3y=6 cuts the Y-axis at the point

The equations of y-axis in space are:

The equations of x- axis in space are

The entire graph of the equation y=x^2+k x-x+9 in strictly above the x-axis if and only if (a) k -5 (d) none of these

A point (x,y,z) moves parallel to xy-plane. Which of the three variables x,y,z remains fixed? (A) x (B) y (C) z (D) xand y

What is the locus of a point for which y=0,\z =0? a. x-axis b. y-axis c. z-axis d. yz-plane

The distance of the point (x,y,z) from xy-plane is (A) |x| (B) |y| (C) z (D) |z|

A point (x,y,z) moves parallel to x axis. Which of the three variables x,y,z remains fixed? (A) x and y (B) y and z (C) z and x (D) none of these

The line x=1,y=2 is (A) parallel to x-axis (B) parallel to y-axis (C) parallel to z-axis (D) ies in a plane parallelto xy-plane.