Results 1 to 3 of 3

Math Help - In the first octant?

  1. #1
    Member
    Joined
    Jan 2009
    Posts
    236

    In the first octant?

    hello
    If I have problem about finding the volume of the solid lies in the first octant

    What I will get from "in the first octant" ?
    What is the given informations in it ?
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Senior Member
    Joined
    Jan 2010
    Posts
    354
    Think of the first quadrant of a standard xy-plane. This is where x and y are positive.

    The first octant is the same concept, but instead we are dealing with the xyz-plane (3 dimensions) and x, y, and z are all positive.
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Math Engineering Student
    Krizalid's Avatar
    Joined
    Mar 2007
    From
    Santiago, Chile
    Posts
    3,654
    Thanks
    13
    x,y,z\ge0.

    Oh, already replied.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Two-form integral of plane in first octant
    Posted in the Calculus Forum
    Replies: 2
    Last Post: May 9th 2010, 12:03 PM
  2. Sphere in the First Octant
    Posted in the Calculus Forum
    Replies: 1
    Last Post: August 27th 2009, 07:35 PM
  3. first octant question
    Posted in the Calculus Forum
    Replies: 1
    Last Post: February 21st 2009, 11:12 PM

Search Tags


/mathhelpforum @mathhelpforum