asaapple3144 asaapple3144
  • 04-08-2020
  • Mathematics
contestada

Evaluate the expression. r = , v = , w = v ⋅ w

Respuesta :

adioabiola
adioabiola adioabiola
  • 09-08-2020

Answer:

v . w= -13

Step-by-step explanation:

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

Solution

Given the vectors:

r = <8, 1, -6>

v = <6, 7, -3>

w = <-7, 5, 2>

If you're asking about the dot product.

The dot product is a scalar. It is the sum of the product of the corresponding components.

v.w = (6*-7) + (7*5) + (-3*2)

= -42+35-6

= -13.

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