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Mathematics 15 Online
OpenStudy (anonymous):

How many solutions does the equation 2x^2-5x = -4 have?

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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