Question: 3. Given that b = -3i + (4 + m)j - k .= -9i + 12j - (3 + m)k . . Q = (5

3. Given that b = -3i + (4 + m)j - k .= -9i + 12j - (3 + m)k . . Q = (5 + m, 4.0 + m) and P = (-1,4 + m, -3). Find: a. The unit vector along the direction of a vector has Q as initial point and P as a terminal point b. Find the angle between the vectors b and c using scaler product5. a. Write in your own words a definition of a complex numbers and Modulus of the complex number. Support your answers with examples. (4 marks) 100+m b. Find the modulus of + mi ( 10 marks) C. Write the complex number Z = ((2 + m) + 3i) in polar form (13 marks)

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