Equation of x-axis

The equations of x- axis in space are

The equations of y-axis in space are:

Write the equation of y axis.

The equation of Z - axis , are…………..

Form the differential equation representing the family of parabolas having vertex at origin and axis along positive direction of x-axis.

Form the differential equation representing the family of parabolas having vertex at origin and axis along positive direction of x-axis.

Form the differential equation representing the family of parabolas having vertex at origin and axis along positive direction of x-axis.

For the following parabolas, find the coordinates of the focus, length of the lutus rectum, equation of the axis and the equation of the directrices. x^2=10y

For the following parabola, find the coordinates if the focus, length of the latus rectum, equation of the axis and the equation of the directrix. y^2=18x

The equations of the x-axis are