1) Write a recursive formula for: 150, 143, 136, 129, 122, 115, ... 2) Write an explicit formula for a sequence where a1 = 8 and the common difference is 6.
3) Kristine has a car that cost $23,000 when she bought it. It decreases in value by $3,000 every year.
Write an explicit formula for this situation.
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4) Rebecca is writing a book. On day three she has written 36 pages and doubles the amount she
writes every day. Write an explicit formula for this situation.

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.