anonymous
  • anonymous
2x2 + 9x + 4 = 0 solve by using the quadratic formula.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
\[ax^2+bx+c=0\implies x=\frac{-b\pm \sqrt{b^2-4ac}}{2a}\]Work it out for yourself.
anonymous
  • anonymous
just substitute a,b and c into the eqn provided by bendt... here a=2 b=9 c=4
radar
  • radar
and verify the results by factoring.

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anonymous
  • anonymous
Aww thanks you're awesome:)
anonymous
  • anonymous
That was another method of finding the roots... Sorry, i deleted it thinking it might confuse you...
anonymous
  • anonymous
It's okay you still tried to help so that's all that matters:)

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