Question: Find a + b, 4a + 2b, |a|, and |a - b|. b = -i - 2j a = 5i + 3j,

Find a + b, 4a + 2b, |a|, and |a - b|.

b = -i - 2j a = 5i + 3j,

b = -i - 2j a = 5i + 3j,

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