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11 cards from this deck
Factorising expressions of form ax2+bx+cax^2+bx+cax2+bx+c
222
ax2+bx+cax^2+bx+cax2+bx+c
Two points where curve crosses the xxx-axis
Two
Quadratic formula (or −b-b−b-formula)
x=−b±b2−4ac2ax = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}x=2a−b±b2−4ac
Coefficient of the x2x^2x2 term
Coefficient of the xxx term
Constant term
Use formula twice: once with +++, once with −-−
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