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Taschenrechner - CFX-9850GB Plus (3.89 mb)

This manual covers the operations of various different calculator models. Note the meaning of the following symbols when using this manual. Symbol Meaning CFX Indicates information about a function that is not supported by the fx-9750G PLUS. You can skip any information that has this mark next to it. 8-1 Before Trying to Draw a Graph k kkkkk Entering the Graph Mode On the Main Menu, select the GRAPH icon and enter the GRAPH Mode. When you do, the Graph Function menu appears on the display. You can use this menu to store, edit, and recall functions and to draw their graphs. • {SEL} ... {draw/non-draw status} • {DEL} ... {function delete} • {TYPE} ... {graph type menu} • {COLR} ... {graph color} • {GMEM} ... {graph memory save/recall} • {DRAW} ... {graph draw} Memory area Usef andc to change selection. CFX indicates {COLR} is not supported by the fx-9750G PLUS. CFX CASIO ELECTRONICS CO., LTD. Unit 6, 1000 North Circular Road, London NW2 7JD, U.K. Important! Please keep your manual and all information handy for future reference. BEFORE USING THE CALCULATOR FOR THE FIRST TIME... Be sure to perform the following procedure to load batteries, reset the calculator, and adjust the contrast before trying to use the calculator for the first time. 1. Making sure that you do not accidently press the o key, attach the case to the calculator and then turn the calculator over. Remove the back cover from the calculator by pulling with your finger at the point marked 1. 2. Load the four batteries that come with calculator. 1 • Make sure that the positive (+) and negative (–) ends of the batteries are facing correctly. 3. Remove the insulating sheet at the location marked “BACK UP” by pulling in the direction indicated by the arrow. 4. Replace the back cover, making sure that its tabs enter the holes marked 2 and turn the calculator front side up. The calculator should automatically turn on power and perform the memory reset operation. BACK UP BACK UP 2 5. Press m. * The above shows the CFX-9850 * The above shows the fx-9750G (9950)G(B) PLUS screen. PLUS screen. • If the Main Menu shown above is not on the display, press the P button on the back of the calculator to perform memory reset. P button 6. Use the cursor keys (f, c, d, e) to select the CONT icon and press E w or simply presscto display the contrast adjustment screen. CFX-9850(9950)GB PLUS, fx-9750G PLUS CFX-9850G PLUS 7. Adjust the contrast. uTo adjust the contrast •Use f and c to move the pointer to CONTRAST. CFX •Press e to make the figures on the display darker, and d to make them lighter. uTo adjust the tint CFX 1. Use f and c to move the pointer to the color you want to adjust (ORANGE, BLUE, or GREEN). 2. Press e to add more green to the color, and d to add more orange. 8. To exit display contrast adjustment, press m. CFX ABOUT THE COLOR DISPLAY The display uses three colors: orange, blue, and green, to make data easier to understand. •Main Menu • Display Color Adjustment •Graph Function Menu •Graph Display (Example 1) • Graph Display (Example 2) •Graph-To-Table Display • Dynamic Graph Display •Table & Graph Numeric Table • Recursion Formula Convergence/ Divergence Graph Example CFX •Statistical Regression Graph Example •When you draw a graph or run a program, any comment text normally appears on the display in blue. You can, however, change the color of comment text to orange or green. Example:To draw a sine curve 1. Enter the GRAPH Mode and input the following. 3(TYPE)1(Y=) (Specifies rectangular coordinates.) svwf 45 (Stores the expression.) 2. 4(COLR) 2 3456 •Press the function key that corresponds to the color you want to use for the graph: 1for blue, 2for orange, 3for green. 3. 2(Orng) (Specifies the graph color.) J6 4.6(DRAW) (Draws the graph) You can also draw multiple graphs of different color on the same screen, making each one distinct and easy to view. KEYS Alpha Lock Normally, once you press a and then a key to input an alphabetic character, the keyboard reverts to its primary functions immediately. If you press ! and then a, the keyboard locks in alpha input until you press a again. KEY TABLE Page Page Page Page Page 128 132 113 47 46 2 47 46 154 144 369 4 2 27 28 3 46 46 46 46 45 45 45 45 47 36 49 49 47 3649 Page 120 45 45 22 Page Page Page Page 21 20 36 36 39 36 45 36 Page 36 36 Quick-Start Turning Power On And Off Using Modes Basic Calculations Replay Features Fraction Calculations Exponents Graph Functions Dual Graph Box Zoom Dynamic Graph Table Function Quick-Start Quick-Start Welcome to the world of graphing calculators. Quick-Start is not a complete tutorial, but it takes you through many of the most common functions, from turning the power on, to specifying colors, and on to graphing complex equations. When you’re done, you’ll have mastered the basic operation of this calculator and will be ready to proceed with the rest of this user’s guide to learn the entire spectrum of functions available. Each step of the examples in Quick-Start is sh...

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