robertovalencia1021
robertovalencia1021 robertovalencia1021
  • 24-05-2019
  • Mathematics
contestada

PLEASEE HEELPPP I NEED THIS QUESTION ANYONE HELP!!!

PLEASEE HEELPPP I NEED THIS QUESTION ANYONE HELP class=

Respuesta :

lucic
lucic lucic
  • 24-05-2019

Answer:

4u= - 4i - 24j

u +w = -9i - 3j

Step-by-step explanation:

The question is on operation of vectors

Given u= -i -6j  and w= -8i+3j

Then 4u = 4{ -i-6j}

4u= - 4i - 24j

u+w= -i -6j + -8i+3j......................collect like terms

= -i -8i + -6j +3j

= -9i + -3j

= -9i - 3j

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