Answer:
Step-by-step explanation:
Simplified expression:




If x = -1, the value of the expression is:




Hope this helps!
A diagram must be associated with the question above. Based on what I researched, this is what I got.
The blue sector of the circle is 120 degrees.
area of the blue sector = 1/3 of pi * 2^2
= 4.19cm2
I hope this answer helps.