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20-05-2022
Mathematics

contestada

. Use the vectors v = -i +2j and w= -3i + 4j to find 5v + 8w.
O-29i+42j
O 10i-16j
O-4i + 7j
O2i+ 6j

Respuesta :

Аноним Аноним

21-05-2022

5v+8w

put values

5(-i+2j)+8(-3i+4j)

Do like you do algebraic addition

-5i+10j-24i+32j
-5i-24i+10j+32j
-29i+42j

Option A

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