Question: 1. Determine which graph represents each expression. (a) (a + bi) + (a - bi) (b) (a + bi) - (a - bi) 2. The

1. Determine which graph represents each expression.
(a) (a + bi) + (a - bi)
(b) (a + bi) - (a - bi)
2. The points corresponding to a complex number and its complex conjugate are plotted in the complex plane. What type of triangle do these points form with the origin?

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