A ski club rents cross-country skis. The table below shows the cost of rentals for two and four days. 1
2
Number of Days Rented
Rental Cost ($)
12
17
Which explicit formula models the cost of renting skis from the club?
O a = 12 + 5n
O an = 7+5n
O an = 10n
O an =5+5n

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?