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Show that vectors a,b,c are coplanar …

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Show that vectors a,b,c are coplanar if vectora+b, vectorb+c,vectorc+a are coplanar.

    • Posted by Ashish Choubey 5 years, 11 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Ariba Parveen 5 years, 11 months ago

    Since vector a + b vector b + c vector c + a Are co planner So, there scalar triple product must be zero ••• [ a+b b+c c+a ] = 0 (a+b) • {(b+c)×(c+a)} =0

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