What is the equation of the XY-plane ?

What is the equation of ZX- plane ?

What is the equation of a plane passing through (-2, 4, -1) and perpendicular to X-axis ?

What, is the equation of the normal to the curve y = sinx at (0, 0)?

Find the equation of a plane in intercept form. Express the equation of the plane 2x + 3y + 4z = 12 to its intercept form.

Answer the following questions: Write the equation of the plane passing through (a,b,c) and parallel to xy-plane.

What is the magnification of plane mirror ?

Find the equation of the tangent to the curve v) x^2+xy+y^2 = 3at(1,1)

Write down the equation of a plane making intercepts a,b,c on X, Y and Z-axes respectively.