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10 cards from this deck
D=b2−4acD = b^2 - 4acD=b2−4ac
Two distinct real roots
One real root (or two equal real roots)
No real roots (complex conjugate pairs)
ax2+bx+c=0ax^2 + bx + c = 0ax2+bx+c=0 where a≠0a \neq 0a=0
Under the square root: b2−4ac\sqrt{b^2 - 4ac}b2−4ac
D>0D > 0D>0
D=0D = 0D=0
Complex (conjugate pairs)
Nature of roots of quadratic equation
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