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OpenStudy (anonymous):
4x^2 + 4x +16 = 0
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myininaya (myininaya):
solve? first make it easy and divide both sides by 4
myininaya (myininaya):
\[x^2+x+4=0\] clearly this isn't factorable over rationals so you have to use the quadratic formula
OpenStudy (anonymous):
celica, go to wolframalpha.com
OpenStudy (lilg132):
quadratic formula
OpenStudy (lilg132):
\[x = {-b \pm \sqrt{b ^{2}- 4ac}\over 2a}\]
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