Which of the following is an equivalent function to the function below?

f(x) = 40(1.04)4x (1 point)

f(x) = 40(4.1600)x
f(x) = 480(1.04)x
f(x) = 40(1.1699)x
f(x) = 480(4.1600)x
explain how you got it plz this is hard for me

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?