Answer :

lucasella

Answer:

u+v= -13i-9j

Step-by-step explanation:

u=-7i - 5j and v= -6i - 4j

u+v=-7i-5j+(-6i-4j)=-7i-5j-6i-4j

u+v=-13i-9j

ghanami

Answer:

U + V​= i-9j

Step-by-step explanation:

hello :

U=-7i - 5j and V= -6i - 4j so :  U + V​=(7i-6i)+(-5j-4j)

U + V​= i-9j

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