6.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 $k=$( )
参考答案C
2020_新课标 II 卷 (2020·理)
6.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 $k=$( )