Mathematics · Vector Algebra
सदिश i - 2j + 2k की दिशा में वह सदिश जिसका परिमाण 9 है, निम्नलिखित है:
- 19(i - 2j + 2k)
- 23(i - 2j + 2k)✓
- 3i - 2j + 2k3
- 4i - 2j + 2k
सही उत्तर देखें
3(i - 2j + 2k)
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