Texas Instruments TI-83 PLUS - Manual (Page 746)

TI-83 Plus General Information 743
Error Type Possible Causes and Suggested Remedies
BAD GUESS
•
In a
CALC
operation, you specified a Guess that is not
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.
BOUND
•
In a CALC operation or with Select(
,
you defined
Left Bound > Right Bound.
•
In fMin(, fMax(, solve(, or the equation solver, you
entered
lower ‚ upper .
BREAK You pressed the É key to break execution of a program,
to halt a DRAW instruction, or to stop evaluation of an
expression.