Find each function value and limit. Use - co or co where appropriate. f ( x ) = 9x4 - 18x2 18x +9 (A) f( - 6) (B) f( - 12) (C) lim f(x) X - 00 (A) f( -6) = (Round to the nearest thousandth as needed.) (B) f( -12) = (Round to the nearest thousandth as needed.) (C) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. lim 9x4 - 18x2 X- - 00 18x + 9 (Type an integer or a decimal.) O B. The limit does not exist