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 A198921 Decimal expansion of x>0 satisfying 3*x^2+3*cos(x)=4. 2
 7, 9, 6, 1, 6, 7, 2, 6, 3, 0, 8, 3, 4, 1, 6, 0, 4, 4, 9, 9, 6, 7, 0, 6, 2, 1, 3, 3, 3, 2, 0, 5, 7, 0, 1, 3, 8, 1, 2, 9, 7, 9, 7, 9, 3, 2, 6, 4, 2, 0, 0, 9, 3, 5, 1, 5, 6, 3, 6, 4, 4, 5, 2, 9, 7, 4, 3, 1, 1, 7, 2, 2, 3, 6, 9, 0, 7, 6, 4, 0, 1, 5, 3, 9, 9, 3, 5, 9, 6, 2, 4, 3, 0, 4, 8, 0, 8, 3, 0 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS See A198755 for a guide to related sequences. The Mathematica program includes a graph. LINKS EXAMPLE x=0.79616726308341604499670621333205701... MATHEMATICA a = 3; b = 3; c = 4; f[x_] := a*x^2 + b*Cos[x]; g[x_] := c Plot[{f[x], g[x]}, {x, -2, 2}, {AxesOrigin -> {0, 0}}] r = x /. FindRoot[f[x] == g[x], {x, .79, .8}, WorkingPrecision -> 110] RealDigits[r] (* A198921 *) CROSSREFS Cf. A198755. Sequence in context: A063603 A218360 A020788 * A099877 A197327 A199471 Adjacent sequences: A198918 A198919 A198920 * A198922 A198923 A198924 KEYWORD nonn,cons AUTHOR Clark Kimberling, Oct 31 2011 STATUS approved

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Last modified March 22 09:08 EDT 2023. Contains 361423 sequences. (Running on oeis4.)