Câu hỏi 66
Tìm số dư khi chia
$$
2^{\frac{1\cdot2}{2}}+2^{\frac{2\cdot3}{2}}+\cdots+2^{\frac{2011\cdot2012}{2}}
$$
cho $7$.
$$
2^{\frac{1\cdot2}{2}}+2^{\frac{2\cdot3}{2}}+\cdots+2^{\frac{2011\cdot2012}{2}}
$$
cho $7$.
MathNet 2011 Câu hỏi 66
Math Olympiad Vault · MathNet 2011