%I #5 Mar 30 2012 18:57:58
%S 8,2,1,2,9,7,2,1,5,5,5,5,7,4,6,2,4,9,3,2,3,2,7,1,2,7,6,5,3,2,9,1,5,9,
%T 2,1,8,0,7,9,1,5,5,7,7,6,3,7,3,4,0,8,0,9,1,3,2,3,6,8,5,9,7,6,1,7,8,6,
%U 4,2,0,7,8,4,0,9,9,2,3,5,4,5,4,6,0,0,4,5,9,1,3,6,1,5,7,2,2,3,8
%N Decimal expansion of x>0 satisfying 3*x^2x*cos(x)=2*sin(x).
%C See A199597 for a guide to related sequences. The Mathematica program includes a graph.
%e x=0.8212972155557462493232712765329159218079155...
%t a = 3; b = 1; c = 2;
%t f[x_] := a*x^2 + b*x*Cos[x]; g[x_] := c*Sin[x]
%t Plot[{f[x], g[x]}, {x, 2, 2}, {AxesOrigin > {0, 0}}]
%t r = x /. FindRoot[f[x] == g[x], {x, .82, .83}, WorkingPrecision > 110]
%t RealDigits[r] (* A199796 *)
%Y Cf. A199597.
%K nonn,cons
%O 0,1
%A _Clark Kimberling_, Nov 10 2011
