Using Verify
(4) Following the equal sign (=), input 25 ⋅ 3 and tap w.
(5)Tap [OK] to close the error dialog that appears.
(6)Change 25 ⋅ 3 to 25 ⋅ 2 and tap w.
(7)Following the next equal sign (=), input 5 ⋅ 5 ⋅ 2 and tap w.
Example 2: To rewrite x2 + 1 in factored form
(1)Tap the left most toolbar icon Eto begin a new Verify session.
(2)Tap [OK] to clear the window.
(3)Tap the down arrow on the toolbar and select T.
(4) Input x^2 + 1 and press E.
(5) Input (x + i )(x – i ) and press E.
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