Mathematics, 17.09.2019 22:30, tyreshagarrett123

Simplify the expression (3 + 7i)(3 − 7i).
a. 40
b. 58
c. 9 − 21i
d. 9 + 21i

Answers: 2

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Simplify the expression (3 + 7i)(3 − 7i).
a. 40
b. 58
c. 9 − 21i
d. 9 +...