I dont understand how to work this out or what it means.

If possible, please explain!

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

For what type of equity loan are you lent a lump sum, which is to be paid within a certain period of time? a. a line of credit b. equity c. a second mortgage d. an amortization

Suppose g(x) = f(x + 3) + 4. which statement best compares the graph of g(x) with the graph of f(x)?