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If  are two vectors, such that , then = ……​
  • a)
    3
  • b)
    √7
  • c)
    √5
  • d)
    √3
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
Ifare two vectors, such that, then= ……​a)3b)√7...
 |a - b|2 = |a|2 + |b|2 - 2|a||b|
|a - b|2  = (3)2 + (2)2 - 2(5)
|a - b|2  = 9 + 4 - 10
|a - b|2  = 3 
|a - b|   = (3)½.
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Most Upvoted Answer
Ifare two vectors, such that, then= ……​a)3b)√7...
 |a - b|2 = |a|2 + |b|2 - 2|a||b|
|a - b|2  = (3)2 + (2)2 - 2(5)
|a - b|2  = 9 + 4 - 10
|a - b|2  = 3 
|a - b|   = (3)½.
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Ifare two vectors, such that, then= ……​a)3b)√7...
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Ifare two vectors, such that, then= ……​a)3b)√7c)√5d)√3Correct answer is option 'D'. Can you explain this answer?
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