Question

Choose the correct alternative:
If (1, 2, 4) and (2, – 3λ – 3) are the initial and terminal points of the vector `hat"i" + 5hat"j" - 7hat"k"` then the value of λ is equal to

Options

• `7/3`

• `-  7/3`

• ` - 5/3`

• `5/3`

Answer 1

`-  7/3`