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evaluate the expression and write the result in the form
a + bi.
(5 + 3i)(2 − i) over/3 + i
 2 years ago
 2 years ago
evaluate the expression and write the result in the form a + bi. (5 + 3i)(2 − i) over/3 + i
 2 years ago
 2 years ago

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abtrehearnBest ResponseYou've already chosen the best response.2
10  5i + 6i 3i^2 = 10 + i + 3 = 13 + i.
 2 years ago

lalalyBest ResponseYou've already chosen the best response.0
(5+3i)(2i)= 105i+6i+3 = 13 + i (13+i)/ (3+i)= 4i
 2 years ago

gfoste00Best ResponseYou've already chosen the best response.0
so wait which one is it?
 2 years ago

abtrehearnBest ResponseYou've already chosen the best response.2
I got the numerator. The whole problem is now reduced to (13 + i)/(3 + i).
 2 years ago

abtrehearnBest ResponseYou've already chosen the best response.2
= (13 + i)(3  i)/[3 + i)(3 = i)]
 2 years ago

abtrehearnBest ResponseYou've already chosen the best response.2
= (39  13i + 3i  i^2)/10 (40  10i)/10 4  i.
 2 years ago
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