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Desigualdades cuadráticas

Authored by Yrua Ruiz

Mathematics

9th - 11th Grade

Used 19+ times

Desigualdades cuadráticas
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7 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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¿Cuál es el intervalo que representa la gráfica?

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

(−∞,−2)

(3, +∞)

(−∞,−2) U (3, +∞)

(3, +∞) ⋂ (−∞,−2)

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

10 < 20 − 5t2 < 15

No es necesario hacer análisis de signos ni factorizar

1 < t2 < 2

t < 2

t > 2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

¿Cuáles son los puntos críticos de la siguiente desigualdad?

(x+8)(x-5)(x-2) ≥ 10

8 , -5 y -2

-8, +5 y +2

8, 5 y 2

No se puede resolver por tener 3 factores

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

¿Qué gráfica corresponde a la siguiente desigualdad?

-2⩽ x < 3

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6.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

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Plantee como una desigualdad los siguientes intervalos

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

(-∞, -2] U [9/16, +∞)

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