HP 50g Graphing Calculator User Manual
Page 794
Advertising
Page 27-12
Not related. A variable may not be involved in the solution (no mark in
the label), so it is not compatible with the variables that were involved.
Wrong direction. The initial value of a variable may be leading the root-
finder in the wrong direction. Supply a guess in the opposite direction from
a critical value. (If negative values are valid, try one.)
Advertising