6. Sensitive analysis. (15 points) The following are a LP problem and its final optimal table of simplex method. max : = 2x, + 3x, *+2x, 512 3 X2201110 2 X 81 0.120 -X, 58 0 2 0 0 231 *.,*, 20 C-2 1001-10 S***, 510 (1) What are the matrices B and B (2) Get the allowable range of cz (which is the range of cthat keeps the optimal solution unchanged) (3) Get the allowable range of b. 6. Sensitive analysis. (15 points) The following are a LP problem and its final optimal table of simplex method. max : = 2x, + 3x, *+2x, 512 3 X2201110 2 X 81 0.120 -X, 58 0 2 0 0 231 *.,*, 20 C-2 1001-10 S***, 510 (1) What are the matrices B and B (2) Get the allowable range of cz (which is the range of cthat keeps the optimal solution unchanged) (3) Get the allowable range of b