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Question

In the above figure Error converting from MathML to accessible text. and straight Q with rightwards arrow on top are two vectors. What from followings is true

  1. straight P with rightwards arrow on top and Q with not stretchy bar on top are equal  
  2. straight P with rightwards arrow on top and Error converting from MathML to accessible text. are perpendicular
  3. straight P with rightwards arrow on top and Error converting from MathML to accessible text. are antiparllel
  4. straight P with rightwards arrow on top and Error converting from MathML to accessible text. are in sane direction

The correct answer is: straight P with rightwards arrow on top and Error converting from MathML to accessible text. are perpendicular

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