F(x) = -x^9+ 2x^2+ 8 According to the Fundamental Theorem of Algebra, this polynomial function has complex linear factors.

x=−x9+2x2+8

1

Move all terms to one side.

x+{x}^{9}-2{x}^{2}-8=0x+x9−2x2−8=0

2

No root was found algebraically. However, the following root(s) were found by numerical methods.

x=1.292229x=1.292229

answer: 40.95

step-by-step explanation:

(a) the volume of the cone is 20/3 in3

hence, option a is correct.