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stack A with rightwards arrow on top equals 3 stack i with hat on top plus 2 stack j with ˆ on top minus 5 stack k with ˆ on top and stack B with minus on top equals stack i with ˆ on top plus stack j with ˆ on top plus 2 stack k with ˆ on top Find vertical line stack A with rightwards arrow on top plus 2 stack B with minus on top vertical line

Physics-General

  1. square root of 40    
  2. square root of 42    
  3. square root of 39    
  4. 2    

    Answer:The correct answer is: square root of 42

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