What is the sum of the complex numbers below? 4−7i and −3+5i
a −i
b 1+2i
c 3
d 1−2i

D. 1-2i is your answer.

Step-by-step explanation:

What you're doing is adding them together.

4 + -3 + -7i + 5i = 1-2i

D. 1-2i is your answer.

it's

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )