1. a) Show that the modulus of sum or difference of two complex numbers is always less than or equal to sum of their mod
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1. a) Show that the modulus of sum or difference of two complex numbers is always less than or equal to sum of their mod
1. a) Show that the modulus of sum or difference of two complex numbers is always less than or equal to sum of their moduli. [5.0] b) Show that 2, + Z2 = 2, +22. (13 – 3i)" c) Find the principal argument of the complex numbers z = [3.0] (-1-1) (2.0)
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