兩點距離及斜率
| 0 | X | Y | + | √ | ( | ( | X |
| - | A | ) | x² | + | ( | Y | - |
| B | ) | x² | ) | cos | sin-1 | ( | 10x |
| 9 | 9 | ) | x√ | ANS | + | ( | 10x |
| 9 | 9 | ) | x√ | ANS | ( | Y | - |
| B | ) | ÷ | ( | X | - | A | ) |
| - | Y | + | ( | Y | - | B | ) |
| X | ÷ | ( | X | - | A | ) | + |
| ( | Y | - | ( | Y | - | B | ) |
| X | ÷ | ( | X | - | A | ) | STO F1 |
例題: A(1,1) 及 B(4,5) 是兩點，求AB的距離、AB直線的斜率及Y-截距。
按 2ndF DEL (必要) 再按 RCL F1 ALGB 1 = 1 = 4 = 5 = (顯示距離為5) = (顯示斜率為1.333333333)
再按 0 = (顯示y截距為-0.333333333)
相關資料:
兩點的距離、斜率及y截距(兩點式)(II) (Distance and slope and y-intercept II)
直線方程 (兩點式) (應用內置線性回歸功能 ) (Equation of straight line: Two points Form)
兩直線間夾角 (Angle between two lines)
分界點 (Section formula)
分界點及直線方程 (應用內置線性回歸功能 ) (Section formula and equation of straight line)
直線的一般式轉換為法線式 (Conversion of General Form into Normal Form of a straight line)
直線與點的距離 (Distance between line and point)
分界點及點與直線的距離 (Section formula and Distance between point and line)