5. Evin is building a tower out of paper cups. In each row (counting from the floor up), there are two less cups than the row below it. The first row has 26 cups in it.
(a) State the number of cups in the second, third, (b) Give a recursive definition for this arithmetic
and fourth rows.
sequence.
(c) How many cups will be in the 11"row? Show the calculation that leads to your answer.