100 points to whoever answers first, please be honest this is worth half my grade

What is the equation of the graph that represents f(x)=x^4 stretched vertically by 2 and shifted up 3 spaces

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

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?