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A198756 Decimal expansion of x>0 satisfying x^2+cos(x)=3. 2
1, 7, 9, 5, 1, 1, 6, 6, 4, 1, 8, 2, 0, 3, 9, 9, 7, 1, 5, 6, 3, 9, 9, 3, 0, 2, 7, 6, 4, 4, 6, 7, 9, 4, 8, 8, 4, 6, 2, 2, 0, 5, 0, 5, 7, 7, 9, 6, 6, 8, 9, 8, 0, 8, 1, 3, 4, 5, 5, 3, 2, 0, 0, 6, 4, 1, 2, 2, 8, 2, 7, 0, 6, 5, 7, 0, 5, 2, 3, 9, 3, 8, 4, 8, 7, 6, 1, 5, 6, 7, 0, 2, 4, 5, 6, 0, 4, 9, 2 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

See A198755 for a guide to related sequences.  The Mathematica program includes a graph.

LINKS

Table of n, a(n) for n=1..99.

EXAMPLE

x=1.7951166418203997156399302764467948846220...

MATHEMATICA

a = 1; b = 1; c = 3;

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, 1.79, 1.80}, WorkingPrecision -> 110]

RealDigits[r]   (* A198756 *)

CROSSREFS

Cf. A198755.

Sequence in context: A303296 A118270 A179292 * A140899 A201925 A021561

Adjacent sequences:  A198753 A198754 A198755 * A198757 A198758 A198759

KEYWORD

nonn,cons

AUTHOR

Clark Kimberling, Oct 30 2011

STATUS

approved

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Last modified April 18 15:05 EDT 2019. Contains 322209 sequences. (Running on oeis4.)