Which function has the greatest rate of change? a: y = -5xb: { (-1,- 14)c: a fitness club charges $200 membership fee plus monthly fees of $25d: y = 3x-16

Cumulative examcumulative exam active13time remaining02: 44: 18the graph represents the data cost for monthly internetservice for a cell phone.which function, c(x), represents the monthly cost in dollarsin terms of x, the number of gigabytes used in a month? cell phone internet service(15,5x + 10150,0sx522 < x < 664x115, osx< 25x + 20, 2< x< 650, 65815%,monthly cost (s)20x + 5| 50x,0 < x < 22 < x < 664x( 15x, osx< 2c(x) = 5x + 10, 2< x< 6150x, 65 x5+1234 5 6 7 8 9 10 11 12gigabytes used

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?