
•An error (Variable ERROR) occurs when the solution variable is not included in the expression being solved.
k Example SOLVE OperationExample: To solve y = ax2 + b for x when y = 0, a = 1, and b =
MATH
Sf(Y)Ss(=)Sy(A) S)(X)w+Se(B)
1)(,)S)(X)
Math
Math
1s(SOLVE)
Prompts for input of a value for Y.
Current value of Y
Math
0=
Math
1=
Math
y2=
Current value of X
Math
=
Solution Screen
• To interrupt an ongoing SOLVE operation, press A.
Precautions when Using SOLVE
•SOLVE may not be able to obtain a solution because of the initial value (assumed value) of the solution variable. If this happens, try changing the initial value of the solution variable.