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A199375
Decimal expansion of x>0 satisfying x^2+2*x*sin(x)=3.
2
1, 0, 6, 5, 5, 0, 3, 7, 7, 3, 5, 3, 6, 3, 2, 9, 2, 2, 3, 6, 9, 1, 1, 4, 3, 4, 0, 4, 8, 5, 4, 4, 2, 5, 6, 2, 5, 6, 6, 8, 6, 9, 5, 5, 7, 6, 1, 8, 5, 7, 2, 9, 5, 2, 6, 5, 9, 0, 5, 8, 5, 7, 6, 4, 6, 6, 5, 2, 5, 5, 9, 4, 7, 3, 1, 0, 7, 4, 9, 3, 7, 0, 2, 6, 5, 5, 6, 3, 9, 7, 0, 9, 8, 3, 9, 9, 2, 0, 6
OFFSET
1,3
COMMENTS
See A199370 for a guide to related sequences. The Mathematica program includes a graph.
EXAMPLE
x=1.065503773536329223691143404854425625668...
MATHEMATICA
a = 1; b = 2; c = 3;
f[x_] := a*x^2 + b*x*Sin[x]; g[x_] := c
Plot[{f[x], g[x]}, {x, -1, 2 Pi}, {AxesOrigin -> {0, 0}}]
r = x /. FindRoot[f[x] == g[x], {x, 1.06, 1.07}, WorkingPrecision -> 110]
RealDigits[r] (* A199375 *)
CROSSREFS
Cf. A199370.
Sequence in context: A019132 A351335 A021862 * A244808 A351055 A359284
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Nov 05 2011
STATUS
approved