If f(1)=4f(1)=4 and f(n)=-2f(n-1)f(n)=−2f(n−1) then find the value of f(5)f(5).

thx

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?