Gaokao Math Practice Question
数列 $\left\{a_{n}\right\}$ 中, $a_{1}=2, a_{m+n}=a_{m} a_{n}$, 若 $a_{k+1}+a_{k+2}+\cdots+a_{k+10}=2^{15}-2^{5}$, 则 $k=(\quad)$
- A.2
- B.3
- C.4
- D.5
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