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An arithmetic sequence is defined recursively by an=an-1+5 with a1=29. What would the value of the fourth term of the sequence? What is the price of graphene per gram? How do you find the most general antiderivative of f(u)=-4u^4-3sqrtu/(u^2)? What questions would I ask a meteorologist about HAARP? How do you find the distance between 3,5 and the line x=7?