Texas Instruments TI-83 Manual Book page 746

Error Type
BAD GUESS
BOUND
BREAK
TI-83 Plus General Information
Possible Causes and Suggested Remedies
In a operation, you specified a Guess that is not
CALC
between Left Bound and Right Bound.
For the solve( function or the equation solver, you
specified a guess that is not between lower and upper.
Your guess and several points around it are undefined.
Examine a graph of the function. If the equation has a
solution, change the bounds and/or the initial guess.
In a operation or with Select(
CALC
Left Bound > Right Bound.
In fMin(, fMax(, solve(, or the equation solver, you
entered lower ‚ upper.
You pressed the É key to break execution of a program,
to halt a instruction, or to stop evaluation of an
DRAW
expression.
you defined
,
743