# Please help me answer this. I think that for the first one the answer is A, but I am not sure. There are two parts to the question.

QUESTION POSTED AT 16/04/2020 - 06:02 PM

QUESTION POSTED AT 16/04/2020 - 06:02 PM

Vector . . So the sum is .

For the second, the magnitude is the square root of the sum of the squares of the components. This is equal to .

For the second, the magnitude is the square root of the sum of the squares of the components. This is equal to .

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