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Math Help - solve by factoring

  1. #1
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    solve by factoring

    How to factors 12x squared - 17x -5 = 0?
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  2. #2
    Member TheMasterMind's Avatar
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    Quote Originally Posted by j0nath0n3 View Post
    How to factors 12x squared - 17x -5 = 0?
    are both signs negative or is that a typo?
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  3. #3
    Senior Member vincisonfire's Avatar
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    You complete the square or use the formula to find the zero of a parabola. That's the work-for-sure method.
    12x^2 - 17x -5 = (4x+1)(3x-5)
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