Results 1 to 2 of 2

Math Help - Please Help Final Tom!! Word Problem

  1. #1
    Newbie
    Joined
    Oct 2007
    Posts
    5

    Exclamation Please Help Final Tom!! Word Problem

    Can someone please explain how to set up the equation for the following word problem,
    -Express the surface area (S) of a rectangular box with a square base and of volume 100 ft.3 in terms of the length (x) of the square base.
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Super Member
    earboth's Avatar
    Joined
    Jan 2006
    From
    Germany
    Posts
    5,830
    Thanks
    123
    Quote Originally Posted by B1GG13 View Post
    Can someone please explain how to set up the equation for the following word problem,
    -Express the surface area (S) of a rectangular box with a square base and of volume 100 ft.3 in terms of the length (x) of the square base.
    Hello,

    the volume of the box is calculated by: V=x^2 \cdot h~\iff~\boxed{h=\frac{V}{x^2}}

    The surface area consists of 2 squares and 4 congruent rectangles:

    s=2 \cdot x^2+4 \cdot x\cdot h~\implies~s(x)=2x^2+4\cdot x \cdot \frac{V}{x^2}~\iff~ s(x)=2x^2+4 \cdot \frac Vx
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Final Linear Programming Problem
    Posted in the Advanced Math Topics Forum
    Replies: 3
    Last Post: June 4th 2009, 08:39 AM
  2. Final Review word poblem
    Posted in the Calculus Forum
    Replies: 1
    Last Post: May 19th 2009, 03:13 PM
  3. Final sequence problem!
    Posted in the Calculus Forum
    Replies: 2
    Last Post: May 18th 2008, 12:35 PM
  4. Please Help Final Tom!! Word Problem
    Posted in the Pre-Calculus Forum
    Replies: 3
    Last Post: December 1st 2007, 01:24 AM
  5. The final problem..
    Posted in the Algebra Forum
    Replies: 4
    Last Post: November 4th 2007, 07:18 PM

Search Tags


/mathhelpforum @mathhelpforum