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Test 2_MATE_II_Inecuaciones cuadráticas

Authored by Persing G.

Mathematics

University

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Test 2_MATE_II_Inecuaciones cuadráticas
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7 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

  • Determine el conjunto solución de: x^2 + 3x -18 ⩾ 0

⟨ -∞, 6 ⟩

[ 3, ∞ ]

⟨ -∞, 3] U [ -6, ∞⟩

⟨ -∞, -6] U [ 3, ∞⟩

2.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Determine el conjunto solu8ción de: 7 – x^2 ⩾ 0 

⟨ -√7 ,√7 ] 

[-√7 ,√7 ] 

⟨-√7 ,√7 ⟩ 

[-√7 ,√7 ⟩ 

3.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Determine el conjunto solu8ción de: – 4x^2 -8 > 0 

⟨ -√2 ,√2 ] 

[-√2 ,√2 ] 

⟨-√2 ,√2 ⟩ 

{ø} 

4.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Media Image

Determine el conjunto solución:

R - {8, 3, -4} 

R - {-8, 3, 4} 

R - {-8, -3, 4} 

R - {-8, 3, -4}   

5.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Media Image

Determine el conjunto solución:

⟨ -∞, -1 ] U ⟨ 2, 3 ] 

⟨ -∞, -1 ] U ⟨ 2, 3 ⟩ 

⟨ -∞, -1 ] U [ 2, 3 ]  

⟨ -∞, -1 ] U [ 2, 3 ⟩  

6.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Media Image

Exprese como desigualdad e intervalo la gráfica:

-3 ⩽ x < 9 

[-3, 9 ⟩

-3 < x ⩽ 9 

⟨-3, 9 ] 

-3 ⩽ x < 9 

⟨-3, 9 ⟩ 

-3 ⩽ x < 9 

⟨-3, 9 ] 

7.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Media Image

Exprese como desigualdad e intervalo la gráfica:

x ⩾ -10 

[ -10, ∞ ⟩

x > 10 

⟨ 10, ∞ ] 

x > -10 

⟨ -10, ∞ ⟩ 

x > -10 

[ -10, ∞ ⟩ 

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