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OpenStudy (anonymous):
solve the quadratic eqation x^2+4x+1=0??
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OpenStudy (jamesj):
Use the quadratic formula
OpenStudy (jamesj):
do you know the quadratic formula?
jhonyy9 (jhonyy9):
x_1,_2=(-4+/-sqrt(16-4))/2=(-4+/- 2sqrt3)/2= -2+/- sqrt3
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