With every imaginary term, there are 2 complex conjugates with opposing signs. So if I had the term a+bi, the complex conjugate would be a-bi. So given your example of -1+4i, the complex conjugate would just be the opposite sign, now negative, to get -1-4i.
Answer:
the ratio of apples to oranges is 4 to 3
The correct answer is 31. I did it incorrectly the first time, but the answer is 31. :-) Thanks Olivia!
