Answer this.. the answer and also be “not a real number”

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Need on this geometry question. explain how you did it.

Madeline takes her family on a boat ride. going through york canal, she drives 6 miles in 10 minutes. later on as she crosses stover lake, she drives 30 minutes at the same average speed. which statement about the distances is true?