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18 September, 01:11

Dot Products of Vectors

Quiz

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Find a b if a = 10i + 4j and b = 3i + 4%.

a. (30,16)

c. 46

b. - 14

d. (13,8)

+2
Answers (2)
  1. 18 September, 02:44
    0
    choice c. 46

    Step-by-step explanation:

    Find a b if a = 10i + 4j and b = 3i + 4%

    a =

    b =

    a*b = * = 10*3 + 4*4 = 30 + 16 = 46
  2. 18 September, 04:47
    0
    C. 46
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