Results 1 to 2 of 2

Thread: Calculating the product of ABC

  1. November 16th 2009, 02:56 PM #1
    racewithferrari
    racewithferrari is offline
    Member
    Joined
    Nov 2009
    Posts
    92

    Calculating the product of ABC

    What is the most efficient way to calculate the product ABC if
    their dimensions are 10X5, 5X50, and 50X8, respectively?
    Follow Math Help Forum on Facebook and Google+
  2. November 16th 2009, 03:16 PM #2
    Drexel28
    Drexel28 is offline
    MHF Contributor Drexel28's Avatar
    Joined
    Nov 2009
    From
    College Park, Maryland
    Posts
    4,542
    Thanks
    11
    Quote Originally Posted by racewithferrari View Post
    What is the most efficient way to calculate the product ABC if
    their dimensions are 10X5, 5X50, and 50X8, respectively?
    I assume you mean calculate 10\cdot5\cdot50\cdot5\cdot50\cdot50\cdot8? Merely note that this is the same as 5\cdot2\cdot5\cdot5\cdot5\cdot5\cdot2\cdot5\cdot5\ cdot5\cdot2\cdot2\cdot2\cdot2=5^9\cdot2^6
    Follow Math Help Forum on Facebook and Google+
« Proving numbers in sequences and summation | Finding the matrix »

Similar Math Help Forum Discussions

  1. why to calculate unit vectors before calculating their dot product?
    Posted in the Advanced Algebra Forum
    Replies: 4
    Last Post: March 3rd 2011, 02:41 AM
  2. How do I do vector product / scalar product using maxima?
    Posted in the Math Software Forum
    Replies: 6
    Last Post: September 7th 2010, 09:03 PM
  3. multivariable differential for inner product(scalar product)?
    Posted in the Differential Geometry Forum
    Replies: 2
    Last Post: October 23rd 2009, 05:40 PM
  4. finding angle using cross product and dot product
    Posted in the Calculus Forum
    Replies: 4
    Last Post: September 2nd 2009, 04:07 AM
  5. Vectors, dot product and cross product. URGENT please Help
    Posted in the Calculus Forum
    Replies: 1
    Last Post: May 14th 2008, 11:31 AM

Search Tags


/mathhelpforum @mathhelpforum