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22 November, 21:16

Determine the magnitude of the sum of the two vectors: 2.5i+1.8j; - 6i-0.7j

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Answers (2)
  1. 22 November, 21:54
    0
    A. 3.67

    Step-by-step explanation:

    1. Add the two vectors (2.5,1.8) + (-6,-.7) = (-3.5,1.1)

    2. Find the magnitude using square root of a^2+b^2

    sqrt (-3.5) ^2 + (1.1^2) = sqrt (12.25+1.21) = sqrt (13) = 3.67
  2. 23 November, 00:30
    0
    Answer for this question would be: A, 3.67
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