「22年 北海道大 文 3」への1件のフィードバック

1. wolframalphaで
   (1)
   (1/2a√3/2a)/(1/2a+a+√3/2a)
   https://www.wolframalpha.com/input?i=%281%2F2a%E2%88%9A3%2F2a%29%2F%281%2F2a%2Ba%2B%E2%88%9A3%2F2a%29&lang=ja
   (2)
   整数 √2/2=1/(k+√l) && √2/(√2(√3+1))=1/(m+√n)
   https://www.wolframalpha.com/input?i=%E6%95%B4%E6%95%B0+%E2%88%9A2%2F2%3D1%2F%28k%2B%E2%88%9Al%29+%26%26+%E2%88%9A2%2F%28%E2%88%9A2%28%E2%88%9A3%2B1%29%29%3D1%2F%28m%2B%E2%88%9An%29+&lang=ja
   k = 0 , l = 2 , m = 1 , n = 3

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