Two-part Analysis
试题详情
题目：
For each positive integer n, the quantity sn is defined such that sn + 2 = (sn)2 – sn + 1. In addition, s2 = 1.
In the table, select values for s1 and s4 that are jointly compatible with these conditions. Select only two values, one in each column.
选项:
A、–12
B、–7
C、–3
D、–1
答案:
C B
