Solve this: Q . 6 I f D p = p 15 8 p 2 35 9 p 3 25 10 , t h e n D 1 + D 2 + D 3 + D 4 + D 5 i s e q u a l t o - (A) 0 (B) 25 (C) 625 (D) None of these Share with your friends Share 2 Aarushi Mishra answered this DP=p158p2359p32510D1=115812359132510D2=215822359232510D3=315832359332510D4=415842359432510D5=515852359532510D1+D2+D3+D4+D5=115812359132510+215822359232510+315832359332510+415842359432510+515852359532510In each Dp only first column is different and rest are same, so we can add them columnwise=1+2+3+4+515812+22+32+42+5235913+23+33+43+532510Now1+2+3+...+n=nn+1212+22+32+...+n2=nn+12n+1613+23+33+...+n3=nn+122⇒1+2+3+4+515812+22+32+42+5235913+23+33+43+532510=5×5+1215855+12×5+1635955+1222510=15158553592252510C1→C1-C2=0158203592002510Expand along C1=0-2015×10-8×25+20015×9-35×8=-20150-200+200135-280=20×50-200×145=-28,000 3 View Full Answer