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Press Y= to enter or change functions

ESSENTIALS: ON (Off is 2nd then ON) HOME SCREEN :: 2nd then MODE (for Quit) gets you back to the Regular Calculator Mode [May need to press more than once] CLEAR (clears the Regualr Calculator Screen or clears a function in the Y=‘s screen.

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Press Y= to enter or change functions

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  1. ESSENTIALS: ON (Off is 2nd then ON) HOME SCREEN:: 2nd then MODE (for Quit) gets you back to the Regular Calculator Mode [May need to press more than once] CLEAR (clears the Regualr Calculator Screen or clears a function in the Y=‘s screen. (-) is not the same as – because NEGATIVE is NOT the same as MINUS. One is a SIGN of a number, the other is an OPERATION; Note: 90% of ERROR MESSAGES result from these being MIXED-UP To make the SCREEN DARKER press 2nd then Up Arrow; LIGHTER is 2nd Down Arrow To RESET calculator, press 2nd + 7 1 2 keys in order To enter Y1, Y2, etc., press VARS then Right Arrow, ENTER and drive to desired Y. Press ENTER To draw Vertical Line: Start on Home Scree (2. above), Press 2nd then PRGM to get DRAW, drive down to 4: Vertical, press ENTER then type x value. Press ENTER Calculator Crib Sheet Press Y= to enter or change functions BLUE 2nd key used to get to Blue writing. [Like Shift key on computer keyboard To to get to Graphs To write the variable ‘x’ [muliplication is * ] Up Arrow To get to Applications, or APPS; Press APPS key then drive (using arrow keys) to desired App: Press ENTER [Shortcut: Instead of using arrow keys, press ALPHA then first letter of desired App] Clears a line or screen Divide Minus Negative To get to PROGRAMS To run, press 2nd MODE CLEAR then PRGM then drive (using arrow keys) to desired Program; Press ENGER then ENTER ON 2nd MODE Y = GRAPH Many other branches or ‘rooms’ … The Two Most-Used Rooms off the Home Screen HOME SCREEN (Regular Calculator) Conceptual Layout Like the main lobby of a building

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