Question: If d1 + d2 = 5d3 d1 d2 = 3d3 = 2i + 4j, then what are, in unit-vector notation, (a) d1 and

If d1 + d2 = 5d3 – d1 – d2 = 3d3 = 2i + 4j, then what are, in unit-vector notation,

(a) d1 and

(b) d2?

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