Answer:
x2+4x-5
Step-by-step explanation:
first distrubte
then combine like terms
x^2 + 4x - 5
Multiply each term in x + 5 by x, obtaining x^2 + 5x.
Then multiply each term in x + 5 by -1, obtaining -x - 5
Combining like terms, we get x^2 + 4x - 5
Area of the sector = pi*(6^2)*(48/360)=4.8*pi= 15.079
1. 371.25
2. 742.5
3.185.625