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OpenStudy (katecc379):
help please, discriminant?
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OpenStudy (katecc379):
OpenStudy (katecc379):
@zepdrix
OpenStudy (ihatelife):
-6x
OpenStudy (ihatelife):
I think
OpenStudy (katecc379):
@jabez177
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zepdrix (zepdrix):
\[\large\rm x^2-6x+4\quad=\quad ax^2+bx+c\] Discriminant is given by \(\large\rm b^2-4ac\) Just plug in the numbers :D
OpenStudy (katecc379):
36-16?
OpenStudy (katecc379):
so 20?
zepdrix (zepdrix):
\[\large\rm (-6)^2-4(1)(4)\]Umm yes good job! :)
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