5. (10 points) Evaluate the following limits by using the methods we discussed in this class. Give the exact answers. DO NOT give decimal approximations. If there is no answer, write DNE. a. lim 3+9x (+00 1-8x b. lim 11x+5 x- -00 5x2-10x+11 c. lim 3x3-2x2-10x X+00 6-4x-5x3 d. lim 8x2-7x+5 X+00 6+2x /2+10x2 e. lim X4-00 7+3x 6. (10 points) Evaluate the following limits by using the methods we discussed in this class. Give the exact answers. DO NOT give decimal approximations. If there is no answer, write DNE. a. lim 3 X-400 ex+6 b. lim 3 (+-00 ex+6 c. lim -10 x3+ 3-4x d. lim -10 3-4x e. lim 4x2 X+00 e3x 7. (6 points) Evaluate the following limits by using the methods we discussed in this class. Give the exact answers. DO NOT give decimal approximations. If there is no answer, write DNE. a. lim e*+3x-1 *+0 2x b. lim 5*-14* X+0 X c. lim -1 x+0 sin(9x)