Respuesta :
Answer:
1. A, -1
2. D, 1
3. B, It is discontinuous because there is a value a for which f(a) is not defined 4. D, It is discontinuous because there is a value a such that lim f(x) does not exist
Step-by-step explanation:
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It is discontinuous because there is a value a for which f(a) is not defined and is denoted as option B.
What is a Function?
This is an expression which defines the relationship between an independent and dependent variable.
The function given is discontinuous because f(x) is not defined thereby making it the most appropriate choice.
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