mathematics basics

看板Math作者JI1 (HauHau)時間6年前 (2019/05/22 22:39)推噓0(0推 0噓 0→)

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1 + 1 = 2, 2 - 3 = -1, 3 + 7 = 10 2 ^ 4 = 16, log2(16) = 4, 5 ^ 3 = 125 11 ^ 2 = 121 12 ^ 2 = 144 13 ^ 2 = 169... 25 ^ 2 = 625 15 ^ 2 = 225 f(x) = x ^ 2 + 2x + 3 x = 2, f(2) = 4 + 4 + 3 = 11 -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 114.43.145.148 ※ 文章網址: https://www.ptt.cc/bbs/Math/M.1558535959.A.543.html