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10 cards from this deck
Vertex form
f(x)=a(x−h)2+kf(x) = a(x - h)^2 + kf(x)=a(x−h)2+k
Vertex of the parabola
Concavity and stretch
Concave up (opens upward)
x=hx = hx=h
All real numbers (R\mathbb{R}R)
[k,∞)[k, \infty)[k,∞)
(−∞,k](-\infty, k](−∞,k]
Factorise aaa from first two terms
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