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OpenStudy (anonymous):
Could somebody please help me with a difficult problem? I don't understand what to do.
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OpenStudy (anonymous):
?
OpenStudy (anonymous):
The problem is x^2 + 9x + 4 = 0. I have to find what "x" is.
OpenStudy (only_hanaaa):
okay, to solve for x you need to using the quadratic equation, do you know the equation?
OpenStudy (only_hanaaa):
\[x=-b+-\sqrt{b^{2}}-4ac \div2a\] is the quadratic equation
OpenStudy (anonymous):
I still don't understand the problem. Sorry I didn't respond
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