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dread907

  • 3 years ago

4x2 - 2x - 9 = 0

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  1. dread907
    • 3 years ago
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    Used the quadratic equation to solve the question, and show all work.

  2. baziham
    • 3 years ago
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    in ax^2 + bx+ c=0 x=(-b + sqr( b^2 - 4ac))/(2a) x=(-b - sqr( b^2 - 4ac))/(2a)

  3. Goten77
    • 3 years ago
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    |dw:1357767295007:dw| then it depends on how much they want it reduced...

  4. baziham
    • 3 years ago
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    |dw:1357760479660:dw|

  5. baziham
    • 3 years ago
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    |dw:1357760552634:dw|

  6. baziham
    • 3 years ago
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    \[x=\frac{ 1\pm5\sqrt{2} }{ 4 }\]

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