Mario was given some birthday money. he puts the money in an account. every month after that, he deposits the same amount of money. the equation that models this situation is y = 75x + 50, where is the amount of money in the account and is the number of deposits.

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents