3. let p(x) be the polynomial x -11x +ax-36, where a is a real number. assume that it has a positive root which is the product of the other two roots. find the

3. Let p(x) be the polynomial x -11x +ax-36, where a is a real number. Assume that it has a positive root which is the product of the other two roots. Find the value of a. [2006]