mal2019
mal2019
31-08-2017
Mathematics
contestada
What is (12-2i) (5+3i) multiplied?
Respuesta :
Аноним
Аноним
31-08-2017
= 12*5 + 12*3i - 5*2i - 6i^2 (remember that i^2 = -1) so:-
= 60 +26i - 6*(-1)
= 60 + 26i + 6
= 66 + 26i
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