Answer:
U + V= i-9j
Explanation:
hello :
U=-7i - 5j and V= -6i - 4j so : U + V=(7i-6i)+(-5j-4j)
u+v= -13i-9j
u=-7i - 5j and v= -6i - 4j
u+v=-7i-5j+(-6i-4j)=-7i-5j-6i-4j
u+v=-13i-9j
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