Answers

2016-07-31T16:01:36+08:00
2016-08-01T01:52:54+08:00
   -  + 60x + 100
   to find the first term follow this method    
→    (60/2)² ÷ 100
     =   30
²/100
     =    900/100  = 9
         so the term =   9x square
 
 16x
² + 16x +  -
   to find the third term follow his method   →      (16/2)² ÷ 16 
      =   8
²/16
      =   64/16 =  4 
0