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Mathematics 15 Online
OpenStudy (mathhelp):

What is the discriminant of the quadratic equation 0 = –x2 + 4x – 2? –4 8 12 24

OpenStudy (mathhelp):

i pretty sure its -4 but i really dont know

OpenStudy (will.h):

Use b^2 -4ac We have b= 4 and a= -1 And C= -2 (4)^2 -4(-1)(-2) 16 + 4 * -2 16 -8 8

OpenStudy (mathhelp):

Ohhhh i got it thx man!!

OpenStudy (will.h):

You welcome

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