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Katlyn99

  • 3 years ago

Solve the following using the quadratic formula. Round to the nearest tenth, if necessary. 2x2 + 9x + 4 = 0 {-4, -0.5} {-16, -2} {-8, -1} no real solution

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  1. gorv
    • 3 years ago
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    |dw:1366730983550:dw|

  2. da_ScienceMan
    • 3 years ago
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    a = 2; b=9, c=4; then using your formula , {x1,x2}= -b\[x_1,x_2 = \frac{ -b \pm \sqrt{b^2 - 4ac } }{ 2a}\]

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