IPERBOLE, ELLISSI, e PARABOLE Flashcards

1
Q

EQUAZIONE PARABOLA

A

y = ax^2 + bx + c

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2
Q

L’ASSE DI SIMMETRIA della PARABOLA si ottiene…

A

x = - b/ 2a

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3
Q

Il VERTICE (V) della PARABOLA si calcola

A

V (-b/2a ; - ◇ / 4a)

◇ = b^2 - 4ac

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4
Q

Se nell’ EQUAZ. della PARABOLA, ho a > o < 0

A

a >0 => concavità verso alto
a < 0 => concavità verso basso

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5
Q

EQUAZIONE ELLISSE

A

x^2 / a^2 + y^2/ b^2 = 1

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6
Q

EQUAZIONE IPERBOLE

A

x^2 / a^2 - y^2/ b^2 = 1

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