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Abbie23
 3 years ago
2x2 + 9x + 4 = 0 solve by using the quadratic formula.
Abbie23
 3 years ago
2x2 + 9x + 4 = 0 solve by using the quadratic formula.

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bendt
 3 years ago
Best ResponseYou've already chosen the best response.1\[ax^2+bx+c=0\implies x=\frac{b\pm \sqrt{b^24ac}}{2a}\]Work it out for yourself.

Annand
 3 years ago
Best ResponseYou've already chosen the best response.1just substitute a,b and c into the eqn provided by bendt... here a=2 b=9 c=4

radar
 3 years ago
Best ResponseYou've already chosen the best response.0and verify the results by factoring.

Abbie23
 3 years ago
Best ResponseYou've already chosen the best response.0Aww thanks you're awesome:)

Annand
 3 years ago
Best ResponseYou've already chosen the best response.1That was another method of finding the roots... Sorry, i deleted it thinking it might confuse you...

Abbie23
 3 years ago
Best ResponseYou've already chosen the best response.0It's okay you still tried to help so that's all that matters:)
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