Neptune01 Neptune01

12-04-2020
Mathematics

contestada

pls really need help.Find the following quantity if v=3i – 2j + 5k and w= - 4i + 2j – 3k
4v + 3w

Respuesta :

12-04-2020

Answer:

answer will be -2j+11k

expln: 4v+3w

=4(3i-2j+5k)+3(-4i+2j-3k)

=12i-8j+20k-12i+6j-9k

=(12-12)i+(-8+6)j+(20-9)k

= -2j+11k :)

Answer Link

amna04352 amna04352

12-04-2020

Answer:

-2j + 11k

Step-by-step explanation:

4v + 3w

4[3i – 2j + 5k] + 3[- 4i + 2j – 3k]

= 12i - 12i - 8j + 6j + 20k - 9k

= 0i - 2j + 11k

Answer Link

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