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viniterranova

  • 3 years ago

A question about Analytical Geometry

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  1. viniterranova
    • 3 years ago
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  2. PJW_Largo
    • 3 years ago
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    Those are dot products, correct?

  3. viniterranova
    • 3 years ago
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    yes, they are

  4. PJW_Largo
    • 3 years ago
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    u+v+w=0, therefore one can assume that either u and v are negative, or w is negative. Assume that u and v are negative, so u.v=6, u.w=-10 and v.w=-15, so the sum is -19. Interestingly, the sum is the same if you assume that w is negative instead.

  5. viniterranova
    • 3 years ago
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    Sorry this isn´t the right answer

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