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Mathematics 7 Online
OpenStudy (thefluffmuncher):

y = 2x2 + 5x – 3

OpenStudy (thefluffmuncher):

Find the discriminant

OpenStudy (anonymous):

the descriminant is \[\sqrt{b ^{2}-4ac}\]

OpenStudy (anonymous):

plug in the values for a,b and c and that will be your descriminant

OpenStudy (thefluffmuncher):

i ended up getting -3x^2+12

OpenStudy (anonymous):

you should not have any variables (x) in the descriminant

OpenStudy (anonymous):

a,b, and c are all coefficients

OpenStudy (anonymous):

you should just end up with a number

OpenStudy (anonymous):

remember the equation for a quadratic polynomial \[ax ^{2}+bx+c=0\]

OpenStudy (thefluffmuncher):

|dw:1400792972872:dw|

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