Answer:
(Negative Infinity to Positive Infinity)
Step-by-step explanation:
A domain is all x values that can go into a function. This is a quadratic. A quadratic can accept any real number so the domain is

or
(Negative Infinity to Positive Infinity)
Answer:
Almost all sugars have the formula CnH2nOn (n is between 3 and 7).
Step-by-step explanation:
I'm guessing your limit is

The limand is continuous at x = 5, so we can evaluate the limit directly by substituting x = 5:
