Respuesta :

calculista
we know that

The domain is :ALL REAL NUMBERS
that means
the domain is the interval (-∞,∞)

and
The range is : ALL REAL NUMBERS GREATER THAN OR EQUAL TO 0
that means
the range is the interval [0,∞) 
indominus906
1. all real numbers
2.all real numbers greater than or equal to -2

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