Calculus

Describe the graph of x2 + 4y2 + 16z2 = 2x - 8y - 10.

Started by kaid0807

Describe the graph of x2 + 4y2 + 16z2 = 2x - 8y.

Started by ahriuashd

Describe the graph of 4x2 - y2 = 2x + 3y.

Started by RRMR

Describe the graph of x2 + 4z2 = 2y.

Started by schs14

Which of the following equations is an equation of a hyperboloid of one sheet?

Started by Medesa

Describe the graph of 25x2 - y2 - z2 = 25.

Started by APUS57

Describe the graph of 9x2 - y2 + 16z2 = 144.

Started by abern

Determine the equation of the plane that contains the points P = (1, - 2, 0), Q = (3, 1, 4), and R = ...

Started by armygirl

Write the equation of a line that passes through the points (2, -1, 3) and (1, 4, -3).

Started by jazziefee

The distance from the point (2, -1, -2) to the plane 6x + 2y - 3z + a = 0 is 2 units. Find a.

Started by asmith134

For what values of the constants k and c does the line = = lie in the plane x - y + 2z = c?

Started by pragya sharda

Find the equation of a plane that contains the line = = and is parallel to the plane .

Started by savannahhooper

Find parametric equations of the straight line containing the point (2, 1, -4) and is parallel to ...

Started by mrsjacobs44

Find the acute angle between the planes with equations x + y - z = 3 and x + y + z = 5.

Started by KimWrice

Find the equation of a plane containing the point (2, -4, 3) and the line = = z + 2.

Started by Tazate

Find the cosine of the angle between the planes 3x + 3y - 6z = 12 and 7x - 5y + 2z = -8.

Started by rl

Write standard form equations for the line through the point (1, 2, -6) and parallel to the vector .

Started by serike

Given three vectors u, v, and w, with v and w not 0 or parallel, find the vector projection of u in ...

Started by torybrooks

A force F of magnitude 6 N acts in the direction of the vector i + 2j- 2k and is applied at the ...

Started by fagboi

Find the volume of a parallelepiped spanned by vectors from the origin to the three points , , and (3, 5, 7).

Started by luvbio

Find, to the nearest degree, the angle between the vectors u = 6i + 2j - 3k and v = -2i + j.

Started by mia

If u = 3i + j + 4k, v = -i + 2j, and w = - 2i - 3j + 5k, evaluate u (v w).

Started by Brittanyd9008

Find the two unit vectors orthogonal to both a = 3j + 2k and b = - i - 2k.

Started by rosent76

Given u = 2i - j + 2k and v = i - j + 4k, find each of the following:(a) u v, (b) v u, and (c) v v.

Started by kellyjaisingh

If u = and v = , evaluate u x v.

Started by lracut11