#平方完成
December 11, 2023: Studying Maths (30), Completing Square （数学の勉強（30）、平方完成）
I have just finished a technique called the completion of the square. It was very hard to understand. It was the toughest time I have ever studied maths. It took me about ten hours to solve just one q
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May 6, 2023: Studying Maths (8), Algebra (3)（数学の勉強(8)、代数(3)）
For the last two weeks, I had been studying the factorisation of quadratics and the completion of the square. I enjoyed working on them. But they were so difficult that I needed time to follow them an
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