Question: PART I: KNOWLEDGE (2 marks each unless specified, Total marks 30) 1. If a = 3i + 4j, determine lal. 2. ) If a =

 PART I: KNOWLEDGE (2 marks each unless specified, Total marks 30)

PART I: KNOWLEDGE (2 marks each unless specified, Total marks 30) 1. If a = 3i + 4j, determine lal. 2. ) If a = 3i, b= i+j, c = i -2j then: a) Find a + b + c in in i, j form. b) Find b + 2c in i, j form. 3. The points A and B have coordinates (3,4) and (11,2) respectively. In terms of i and j, find: a) The position vector of A b) The position vector of B c) The vector AB

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