whitecole00 whitecole00

10-07-2017
Mathematics

contestada

Evaluate the expression:

v ⋅ w
Given the vectors:
r = <8, 1, -6>; v = <6, 7, -3>; w = <-7, 5, 2> (2 points)

Respuesta :

jimthompson5910 jimthompson5910

10-07-2017

The dot product will have you multiply the corresponding coordinates and add up the products

v dot w = (6*(-7)) + (7*5) + (-3*2)
v dot w = -42 + 35 - 6
v dot w = -7 - 6
v dot w = -13

Answer: -13

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