Question: A: a = 3i - 2j+5k and b = -2i-j+k Find 2a - 36 and also find its unit vector.

A: a = 3i - 2j+5k and b = -2i-j+k Find 2a 

A: a = 3i - 2j+5k and b = -2i-j+k Find 2a - 36 and also find its unit vector.

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