Use lono division to dude Solutionx36x215x20 x2 x20 x3 5x2
     Use lono division to dude  
  
  Solution
|x3-6x2-15x+20| x2 -x-20
-x3 +5x2
-------------
-x2-15x
+x2-5x
----------------
-20x+20
+20x-100
-----------------
-80

|x3-6x2-15x+20| x2 -x-20
-x3 +5x2
-------------
-x2-15x
+x2-5x
----------------
-20x+20
+20x-100
-----------------
-80

