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Math Help - Simplifying an expression.

  1. #1
    Junior Member
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    Simplifying an expression.

    simplify [2(2x-3)(2)(4x+5)^3 - (2x-3)^2(3)(4x+5)^2(4)]/(4x+5)^6 to [4(2x-3)(-2x+14)]/(4x+5)^4
    Last edited by mr fantastic; September 23rd 2010 at 04:08 PM. Reason: Re-titled.
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  2. #2
    Senior Member yeKciM's Avatar
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    Quote Originally Posted by yess View Post
    simplify [2(2x-3)(2)(4x+5)^3 - (2x-3)^2(3)(4x+5)^2(4)]/(4x+5)^6 to [4(2x-3)(-2x+14)]/(4x+5)^4
    where do you have problem with this ... show what have you done ...

     \displaystyle \frac{(2 (2x -3)(2) (4x+5)^3 - (2x-3)^2 (3)(4x+5)^2 (4))}{(4x+5)^6}
    Last edited by yeKciM; September 23rd 2010 at 09:29 AM.
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