I believe it is 4 to 12
4 being the black portion and 12 being the white
Answer:
-42
Step-by-step explanation:
A negative times a positive is a negative so

equals -42
10,000,000 + 2,000,000+400,000+30,000
The correct answer from the choices given will be -13 - 4i. The numerical part is the real number while the term containing i is the imaginary part.
<h3>What is the complex number?</h3>
A complex number is one that both a real and an imaginary component, both of which are preceded by the letter I which stands for the square root of -1.
The given complex number as;

By transfeering the left-hand side term to the right-hand side the sign will change. We will get the value of n as;

Hence the correct answer from the choices given will be -13 - 4i.
To learn more about the complex number refer to the link;
brainly.com/question/10251853