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प्रश्न
The vector with initial point P (2, –3, 5) and terminal point Q(3, –4, 7) is ______.
विकल्प
`hat"i" - hat"j" + 2hat"k"`
`5hat"i" - 7hat"j" + 12hat"k"`
`-hat"i" + hat"j" - 2hat"k"`
None of these
उत्तर
The vector with initial point P (2, –3, 5) and terminal point Q(3, –4, 7) is `hat"i" - hat"j" + 2hat"k"`.
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