(In reply to
Agreement by xdog)
Iterating to a solution (change of sign after subtracting 2000 from each side), via (in its final form):
DEFDBL A-Z
PRINT : PRINT
FOR x = -4.12982578125# TO -4.1298257812# STEP .000000000001#
y = (2 + (2 + (2 + x) ^ 2) ^ 2) ^ 2 - 2000
PRINT x, y
NEXT
PRINT : PRINT
FOR x = .129825781# TO .129825782# STEP .0000000001#
y = (2# + (2# + (2# + x) ^ 2) ^ 2) ^ 2 - 2000
PRINT x, y
NEXT
I get approx. 0.1298257812 and -4.1298257812, still adding to -4.
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Posted by Charlie
on 2013-01-28 14:08:43 |