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Math Help - Roots

  1. #1
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    Wink Roots

    X^2-ax+b=0

    The roots are 5 and 7
    a?
    b?
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  2. #2
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    Quote Originally Posted by sf1903 View Post
    X^2-ax+b=0

    The roots are 5 and 7
    a?
    b?
    Expand (x - 5)(x - 7) and compare it with x^2 - ax + b.
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  3. #3
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    Quote Originally Posted by mr fantastic View Post
    Expand (x - 5)(x - 7) and compare it with x^2 - ax + b.
    Awesome Thanks!!!
    Many kisses
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  4. #4
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    Quote Originally Posted by mr fantastic View Post
    Expand (x - 5)(x - 7) and compare it with x^2 - ax + b.
    Answer: 12 and 35

    Awesome Thanks!!!
    Many kisses
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