Mathematics, 10.10.2021 14:00, kihgff5711

7. If zi = = 2 + 3 i and 22 = 3 – 2 i, then 21 – 22 is equal to (a) -1+5 i (b) 5 - i (c)li+5 (d) None of these Pls give me ans and working for this

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7. If zi = = 2 + 3 i and 22 = 3 – 2 i, then 21 – 22 is equal to (a) -1+5 i (b) 5 - i (c)li+5 (d) Non...