Which relationship is a function?
teachers and their pets
Input Output
January
30 tons
Ms. Valverde
Mr. Fanning
February
28 tons
March
25 tons
dog
O
Input
Output
Input
Output

F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

Is this a polynomial function? i need to know asap