Hmm. if you could put more detail into this maybe I can answer it for you.
Answer:
All real numbers
Step-by-step explanation:
Domain = x values.
There is no limitation on x-values.
Answer:
d
Step-by-step explanation:
An Irrational Number is a real number that cannot be written as a simple fraction.
one of the examples is
Ef=19, as given in the question.
D
The sun heating up a pool.