#グラフ
January 30, 2024:Studying Maths (36), Graphs of Functions （数学の勉強（36）、グラフ））
I have just finished doing Graphs of Functions in maths. It was not easy to understand but I managed to solve questions. And I also enjoyed drawing graphs for the questions.
数学の「グラフ」が終わりました。理解するのは容易で
December 18, 2023: Studying Maths (31), Quadratic Functions and Graphs （二次関数とグラフ）
I have just finished quadratic functions and graphs. It was not that hard and I could solve the questions easily. It was worth me using about ten hours to solve a question on completing the square.
June 25, 2023: Studying Maths (13), Graphs (2)（数学の勉強（１３）、グラフ（２））
I had been doing various types of graphs for the last ten days. Quadratic and reciprocal graphs were not so difficult to do. But the Sin and Cos graphs were so difficult that I could not answer the pr
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