Casio Algebra FX 2.0 PLUS User Manual page 333

Example 4X = 16
2
True (X = 2, X = – 2)
Besides "TRUE" the messages shown below can also appear as the result of verification.
"CAN NOT JUDGE" appears in the Manual Mode, while the other messages appear in both
the Verify Mode and Manual Mode.
7-3-7
Tutorial Mode
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