Tommy has $350 of his graduation gift money saved at home, and the amount is modeled by the function h(x)= 350. He reads about a bank that has savings accounts
that acerue interest according to the function s(x) = (1.04)^x-1
two funcions his new function is s(= 350(104)^x-1Using complete sentences
explain what this new function means

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling