isago0803 isago0803

11-02-2021
Mathematics

contestada

A compound inequality is graphed, and its graph consists of all real numbers.

Which open sentence could have resulted in this solution set?

A. r < 3 or r > –2

B. r > 3 or r > –2

C. r < 3 or r < –2

D. r > 3 or r < –2

Respuesta :

11-02-2021

Answer:

A

Step-by-step explanation:

Domain of r<3: (-∞,3)

Domain of r>-2: (-2,+∞)

(-∞,3)U(-2,+∞)=(-∞,+∞) = ℝ

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