The x intercepts were supposed to be x = 3, 7
Simply add all of it together.
13+6=19
19+8=27
27+7=34
34 is the perimeter
Hello!
First you have to convert them all into numbers
2 = 2
47/14 = 3.35
sqrt of 5 = 2.23
0.9 = 0.9
0 = 0
Now you list them from least to greatest
The answer is

Hope this helps!
Answer:
d
Step-by-step explanation:
f(x)-g(x)=2x²+4x-6-[2x²+2x+8]=2x²+4x-6-2x²-2x-8=2x-14