JJ求解答。。。

james2201

2. N is perfect square, means N=m2, which following number is least biggest perfect square of N
a) N2 b) N+2N^(1/2) c) N+2^(1/2)+1 d)..  选c

后面部分，least biggest perfect square of N
怎么理解啊？至少是N的最大完全平方？？

finnlijing

最少機會是最大

james2201

那意思就说：选最不可能是它的最大完全平方？？