greedysandwhich8621 greedysandwhich8621

29-10-2018
Mathematics

contestada

Simplify (3 - 5i)(2 + 9i) + (7 + 2i)(7 - 2i) a. 104 - 11i c. 17i + 104 b. 37i + 14 d. 45i + 104

Respuesta :

klocke2001 klocke2001

30-10-2018

Answer:

104 + 17 i

Step-by-step explanation:

((3 - (5 * i)) * (2 + (9 * i))) + ((7 + (2 * i)) * (7 - (2 * i))) = 104 + 17 i

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