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$$a_{1}$$, $$a_{2}$$, $$a_{3}$$,..........., $$a_{n}$$,.............
A sequence of numbers as shown above is defined by $$a_{n}=a_{n-1}-a_{n-2}$$ for n > 2. If $$a_{1}=-5$$, and $$a_{2}=4$$, what is the sum of the first 100 terms of the sequence?
A sequence of numbers as shown above is defined by $$a_{n}=a_{n-1}-a_{n-2}$$ for n > 2. If $$a_{1}=-5$$, and $$a_{2}=4$$, what is the sum of the first 100 terms of the sequence?
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· 相关考点
6.2.3 其他数列
6.3.3 其他数列
以上解析由 考满分老师提供。
