Mark M. answered 01/29/17
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Mathematics Teacher - NCLB Highly Qualified
a2 + b2 = (a + bi)(a - bi) This is a general form (should be memorized!)
(-5 + 5i)(-5 - 5i) = 25 + 25
Asterly S.
asked 01/29/17
Mark M. answered 01/29/17
Mathematics Teacher - NCLB Highly Qualified
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