来自程磊的问题
用均值不等式证明~求证:1+1/4+1/9+1/16……+1/(n^2)<2(n∈N+)
用均值不等式证明~
求证:
1+1/4+1/9+1/16……+1/(n^2)<2(n∈N+)


用均值不等式证明~求证:1+1/4+1/9+1/16……+1/(n^2)<2(n∈N+)
用均值不等式证明~
求证:
1+1/4+1/9+1/16……+1/(n^2)<2(n∈N+)
1+1/4+1/9+1/16+……+1/(n^2)