Teaching EMRS PGT Mock Test 2023 Mathematics Three Dimensional Geometry Direction ratios and Direction cosines
If a line passes through the points (6, - 7, - 1) and (2, - 3, 1), then what are the direction ratios of the line.
1
< 4,- 4, 2>
2
< 4, 4, 2>
3
<- 4, 4, 2>
4
<2, 1, 1>