It's the first one (7+4i)+(7-4i)=14
Answer:
60% Hope this helped! :)
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given




Required
The perimeter
First, calculate the distance between each point using:

So, we have:




So, the perimeter (P) is:


Answer:
pls amke it more clear pls just pls
Step-by-step explanation:
f(x) *g(x) = (x-3)(x+11) = x^2 +11x -3x -33 = x^2 +8x -33
Sorry if its wrong :(