Physics, asked by nagesh371, 8 months ago

what is magnitude of vector a=3i-k​

Answers

Answered by dilliprasaddhakal528
2

Answer:

 |a|  =  \sqrt{ {3}^{2} +  {( - 1)}^{2}  }  \\  =  \sqrt{9 + 1}  \\  =  \sqrt{10}

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