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OpenStudy (anonymous):
How many solutions does the equation 2x^2-5x = -4 have?
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OpenStudy (agent47):
Find the discriminant.
OpenStudy (agent47):
\[2x^2-5x+4=0\]\[D=25-4*2*4=25-16=9\]
OpenStudy (agent47):
The discriminant is positive, thus there are 2 solutions.
OpenStudy (anonymous):
thank you so much Agent47 :-)
OpenStudy (anonymous):
is it 2 real? or 2 imaginary?
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