Exponential growth function
exponential decay function
y = a(1 + r)
y = a(1-r)"
exponential growth applications
1. annual sales for a fast food restaurant are $650,000 and are increasing at a rate of 4%)per year.
write an exponential growth function, then find the annual sales after 7 years.

Acommunity group sells 2,000 tickets for its raffle. the grand prize is a car. neil and 9 of his friends buy 10 tickets each. when the winning ticket number is announced, it is found to belong to neil's group. given this information, what is the probability that the ticket belongs to neil? a.1/5 b.1/10 c.1/200 d.1/4

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min