reynagmartine reynagmartine
  • 03-05-2018
  • Mathematics
contestada

If w = <3.5, -6> and z = <-1.5, -4>, what is the resulting vector for 2w − z?

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carlosego
carlosego carlosego
  • 03-05-2018
We have the following vectors:
 w = <3.5, -6>
 z = <-1.5, -4>
 We want to find:
 2w - z
 Substituting we have:
 2w - z = 2 (<3.5, -6>) - (<-1.5, -4>)
 Rewriting we have:
 <7, -12> + <1.5, 4>
 Adding component to component:
 <(7 + 1.5), (-12 + 4)>
 <8.5, -8>
 Answer:
 
The resulting vector is:
 
<8.5, -8>
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cinnamonii
cinnamonii cinnamonii
  • 18-12-2020

Answer:

C. <8.5, -8>

Step-by-step explanation:

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