Junior bought a work truck for $13000. the value of his truck will depreciate, or decrease, by 15% each year. which recursive formula models the value of his truck after each year?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Write the factored form of this trinomial 9x^2+18x-7