6. Find the vertical asymptotes (if any) of the function f (x) = tan(9x) A) 2k 9 - IT ( k = 0, +1, + 2, ...) B) x= - 2k +1 9 -TT ( k = 0, +1, +2, ... ) C) no vertical asymptotes D) 2k +1 X = - T ( k = 0, +1, +2, ... ) 18 E) x =~x (k = 0, +1, +2, ...) 7. Find the limit. lim x 8 * 1 A) 0 X B) - 00 10, Determine whether f (x) = 2-100 C) 1 D) -1 approaches as or - as x approaches E) 8 - 10 from the left and from The 8. Find the limit (if it exists) right by completing the lobbies below. lim x tan zx -1015 -10.01 A) Limit does not exist. X - 10.1 B) (x ) NI C) - 00 D) 00 E ) - 9.999 - 9.9 - 9.5 9. Find the limit. (hint: Draw a picture) lim x - 11 -10* x - 10 " ) -00 00 C) D) L - O