 
 gottt it
1
1x1 = 2
2x3 = 6
6x4 = 24
24x5 = 120
120x6 = 480
480x7 = 3360
.........................
rite
 , correct it
 , correct it
 
   
   
  
 
 
 
 
  
 0 1 3 6 10 15 ...
its very easy Sall is liye f16 ko karnay dain solve.
 
 
 
   
   
  
  ho gaey, sahelli nay abhi tak parha nahi ya phir wo bhi
 ho gaey, sahelli nay abhi tak parha nahi ya phir wo bhi   hain, Sall say raha nahi ja raha hai kay jaldi say bata dain.
 hain, Sall say raha nahi ja raha hai kay jaldi say bata dain.  
  
 
 
  
  
  
  
  
  
   
   , now proceed it...
 , now proceed it...Exactly!

, now proceed it...
 
 
 
 