Results 1 to 2 of 2

Math Help - Index Laws 2

  1. #1
    Newbie
    Joined
    Oct 2008
    From
    Perth, Australia (i.e desert land)
    Posts
    13

    Index Laws 2

    Hello

    Here's the problem I need a hand with:

    If a^2x = b^y and a^3y = b^2x

    Find x in terms of y, and a in terms of b

    Thanks in advance
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Member
    Joined
    Nov 2008
    From
    Canada
    Posts
    86

    Smile

    If a^2x = b^y and a^3y = b^2x
    Find x in terms of y, and a in terms of b

    Answer:
    a^2x = b^y
    a^2x : a^2 = b^y : a^2
    x = b^y/a^2

    a^3y = b^2x
    a^3y : y = b^2x : y
    a^3 = b^2x/y
    a=sqrt order 3 of ( b^2x/y)
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. index laws help
    Posted in the Algebra Forum
    Replies: 2
    Last Post: June 1st 2009, 05:52 PM
  2. Index Laws 1
    Posted in the Algebra Forum
    Replies: 4
    Last Post: November 22nd 2008, 11:48 PM
  3. Index Laws
    Posted in the Algebra Forum
    Replies: 1
    Last Post: November 22nd 2008, 05:51 PM
  4. Index laws
    Posted in the Algebra Forum
    Replies: 2
    Last Post: November 22nd 2008, 09:57 AM
  5. Index laws
    Posted in the Algebra Forum
    Replies: 1
    Last Post: April 9th 2008, 04:36 AM

Search Tags


/mathhelpforum @mathhelpforum