You have 28 meters of fence to make 3 sides.
28/3 = 9.3333
The pen will be 9.3333 by 9.3333 meters
Let <em>f(x)</em> be the sum of the geometric series,

for |<em>x</em>| < 1. Then taking the derivative gives the desired sum,

Answer:
I can't you didn't give the names of points on the line
Step-by-step explanation:
Omg sorry i don’t really know i hope someone answers your question
10, 0, -10
You just have to subtract by 10