Recursive Sequence Definitions - II

Answer the next 2 questions based on the information given below.

Let a₁ = p and b₁ = q, where p and q are positive quantities.

Define:
a_n = pb_n−1 b_n = qb_n−1, for even n > 1 and
a_n = pa_{n − 1} b_n = qa_{n − 1}, for odd n > 1.

Which of the following best describes $a_{n} + b_{n}$ for even n?

SELECT ONE OPTION

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