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disequazioni di secondo grado

disequazioni di secondo grado

Assessment

Presentation

•

Mathematics

•

10th Grade

•

Hard

Created by

DANIELA FALIVENE

Used 2+ times

FREE Resource

3 Slides • 0 Questions

1

disequazioni di secondo grado

Step da seguire

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2

Capire concavità e in quanti punti tocca l'asse delle x

Se il coefficiente a è positivo la parabola "ride"

Se il coefficiente a è negativo la parabola "piange"

Se il Δ>0 la parabola toccherà in due punti l'asse x

Se il Δ=0 la parabola toccherà nel vertice l'asse x

Se il Δ<0 la parabola non toccherà  l'asse x

3

Pallini pieni o vuoti?

Se la disequazione di partenza ha anche l'= i pallini sono pieni


Se nella disequazione di partenza non c'è l'= i pallini sono vuoti

disequazioni di secondo grado

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