SOLUTION: write the expression (5+7i)(5-7i) as a complex number in standard form?

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Question 723546: write the expression (5+7i)(5-7i) as a complex number in standard form?
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
(5+7i)(5-7i)=5^2+7^2=25+49=74