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Mathematics, 17.04.2021 01:30 crookdamian21

12. Find u · v for u = 3i + 4j and v = i - 2j a.

b. -5
c. 10
d. 3i - 8j​


\sqrt{5}

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12. Find u · v for u = 3i + 4j and v = i - 2j a.


b. -5
c. 10
d. 3i - 8j...
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