So if the "i" becomes confusing, just think of it as x
so it would become (-12+48x) +(15+21x)
then you would split up the terms by constants and coefficients
-12+15 +48x+21x
3+69x and then you substitute back for i
3+69i
Answer:
s= {AB,AC,BC} edge. 2020
Step-by-step explanation:
i just did the question and it was correct
Answer: 193
Step-by-step explanation: an image is included to show you the steps.
Answer:
Approximately 0.51
Step-by-step explanation:
Answer:
1,280
Step-by-step explanation: