Given that1.0 7.989
X Y
1.1 8.403
1.2 8.781 Fing dy/dx and d^2y/dx^2 at : (a) x=1.1 (b) x=1.6
1.3 9.129
1.4 9.451
1.5 9.750
1.6 10.031
Ans. (a) 3.947,-3.546
(b) 2.728,-1.703
Is it correct ?? I want to know is there any trick to conform your answer ??