Which expression is equivalent to (4 + 6i)2? -20 + 48i,8 + 12i,16 - 36

1.	Which expression is equivalent to (4 + 6i)2? -20 + 48i,8 + 12i,16 - 36i,20 + 48i
Answer» Which expression is equivalent to (4 + 6i)²? Solution:

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