Please answer correctly

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

Let f (x) = x e8x. find a formula for the nth derivative of f, where n is any positive integer. use x and n in your answer if needed. f (n)(x) =

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?