12th Class Mathematics Sample Paper Maths Olympiad Model Paper-4

  • question_answer
    Let the vectors \[\overrightarrow{PQ},\]\[\overrightarrow{QR,}\]\[\overrightarrow{RS,}\]\[\overrightarrow{ST,}\]\[\overrightarrow{TU,}\]and \[\overrightarrow{UP}\] represent the sides of a regular hexagon.
    Statement 1: \[\overrightarrow{PQ}\times (\overrightarrow{RS}+\overrightarrow{ST})\ne \overrightarrow{0}\] because
    Statement 2: \[\overrightarrow{PQ}\times \overrightarrow{RS}=\overrightarrow{0}\] and \[\overrightarrow{PQ}\times \overrightarrow{ST}\ne \overrightarrow{0}\]

    A)  Statement-1 is True, Statement-2 is True; Statement-2 is the correct explanation for Statement-1

    B)  Statement-1 is True, Statement-2 is True; Statement-2 is not the correct explanation for Statement-1

    C)  Statement-1 is True, Statement-2 is False

    D)  Statement-1 is False, Statement-2 is True

    E)  None of these

    Correct Answer: C


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