Consider the equation below: 20x^2 − y + 4z^2 = 0

Reduce the equation to one of the standard forms

Sketch the surface.

Write an equation for the cross section at:

z = 0 using x and y

y = −2 using x and z

y = -2 using x and z

x = 0 using y and z

Consider the equation below.

x² + 3y ? 3z² = 0

Reduce the equation to one of the standard forms. Classify the surface

Consider the equation below.

x² ? y² + z² ? 2x + 2y + 4z + 1 = 0

Reduce the equation to one of the standard forms.

Consider the equation below.

5y² + z² � x � 20y � 4z + 24 = 0

(a) Reduce the equation to one of the standard forms.