16
QuizMultiple Choice
Unit Test — Unit test
Question 16 • *PGHS Precalculus B
A clerk in the sports department of a store is stacking tennis balls in the shape of a square pyramid. The top layer has 1 ball, the second layer has 4 balls, the third layer has 9 balls, and so on, as shown below.Which of the following represents the number of balls in the first 8 layers of the pyramid?
Answer
A
a series that is arithmeticB
a series that is geometricC
a series that is neither arithmetic nor geometricD
a series that is both arithmetic and geometric