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Thread: Math question

  1. #1
    Junior Member
    Join Date
    Apr 2011
    Posts
    12

    Default Math question

    why all the quadratic formulas end in zero for example
    a{x}^{ 2} + b x + c = 0 or Einstein quadratic formula G + CT= 0
    the formula to know what x is x = -b \pm\frac{\sqrt{b^2 - 4ac} }{2a }

  2. #2
    Senior Member
    Join Date
    Oct 2010
    Posts
    447

    Default Re: Math question

    Quote Originally Posted by Mario Garcia View Post
    why all the quadratic formulas end in zero for example
    a{x}^{ 2} + b x + c = 0 or Einstein quadratic formula G + CT= 0
    Convention. The first one could be written as if you preferred, it is equivalent.

    Quote Originally Posted by Mario Garcia View Post
    the formula to know what x is x = -b \pm\frac{\sqrt{b^2 - 4ac} }{2a }
    Not sure what the question is. Are you asking how to derive this?

    Also, some of the formulas you have above are clearly written in TeX (or LaTeX), they'll look a lot better if you use the appropriate BBcode tags. For example,



    Click on "Reply with Quote" to see how I did it.

 

 

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