(5,1,7) - (4,0,-2) = (1,1,9)
(1,1,9) x (1,0 ,0) = (0,9,-1)
平面方程 9(y - 0) + (-1)(z -(-2)) = 0
9y - z = 2
如果满意请点击右上角评价点【满意】即可~