Trong không gian Oxyz cho đường thẳng ddx1 = dy - 11 =
A.\(\dfrac{x}{2} = \dfrac{{y + 1}}{1} = \dfrac{{z + 2}}{{ - 4}}\).
B.\(\dfrac{x}{3} = \dfrac{{y + 1}}{{ - 2}} = \dfrac{{z + 2}}{1}\).
C.\(\dfrac{x}{2} = \dfrac{{y - 1}}{1} = \dfrac{{z - 2}}{{ - 4}}.\)
D.\(\dfrac{x}{3} = \dfrac{{y - 1}}{{ - 2}} = \dfrac{{z - 2}}{1}.\)
A.\(\dfrac{x}{2} = \dfrac{{y + 1}}{1} = \dfrac{{z + 2}}{{ - 4}}\).
B.\(\dfrac{x}{3} = \dfrac{{y + 1}}{{ - 2}} = \dfrac{{z + 2}}{1}\).
C.\(\dfrac{x}{2} = \dfrac{{y - 1}}{1} = \dfrac{{z - 2}}{{ - 4}}.\)
D.\(\dfrac{x}{3} = \dfrac{{y - 1}}{{ - 2}} = \dfrac{{z - 2}}{1}.\)
Loga
Hóa Học lớp 12
