Casio CFX-9850G PLUS Owner's Manual

[Page 1] Casio CFX-9850G PLUS

Manual Calculations 2-1 Basic Calculations 2-2 Special Functions 2-3 Function Calculations Chapter 2 ...

[Page 2] Casio CFX-9850G PLUS

36 2-1 Basic Calculations kk kk k Arithmetic Calculations •Enter arithmetic calculations as they are written, from left to right. •Use the - key to input a negative value. •Use the - key for subtraction •Calculations are performed internally ...

[Page 3] Casio CFX-9850G PLUS

37 Basic Calculations 2 - 1 •Number of decimal place (Fix) and significant digit (Sci) settings normally remain in effect until you change them or until your change the exponential display range (Norm) setting. Note also, however, that Sci setting...

[Page 4] Casio CFX-9850G PLUS

38 kk kk k Calculations Using Variables Example Operation Display 193.2aaAw 193.2 193.2 ÷ 23 = 8.4 aA/23w 8.4 193.2 ÷ 28 = 6.9 aA/28w 6.9 2 - 1 Basic Calculations ...

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39 2-2 Special Functions kk kk k Answer Function The unit’s Answer Function automatically stores the last result you calculated by pressing w(unless the w key operation results in an error). The result is stored in the answer memory. uu uu uTo use ...

[Page 6] Casio CFX-9850G PLUS

40 kk kk k Using the Replay Function The Replay Function automatically stores the last calculation performed into replay memory. You can recall the contents of the replay memory by pressing d or e. If you press e, the calculation appears with the cur...

[Page 7] Casio CFX-9850G PLUS

41 kk kk k Making Corrections in the Original Calculation Example 14 ÷ 0 × 2.3 entered by mistake for 14 ÷ 10 × 2.3 Abe/a*c.dw Press d or e. Make necessary changes. d![b Execute it again. w kk kk k Using Multistatements Multistatements are for...

[Page 8] Casio CFX-9850G PLUS

42 Example 6.9 × 123 = 848.7 123 ÷ 3.2 = 38.4375 AbcdaaA!W6(g) 5(:)g.j*aA!W 5(^)aA/d.cw w •Note that the final result of a multistatement is always displayed, regardless of whether it ends with a display result command. •You cannot construct ...

[Page 9] Casio CFX-9850G PLUS

43 2-3 Function Calculations kk kk k Function Menus This calculator includes five function menus that give you access to scientific functions that are not printed on the key panel. • The contents of the function menu differ according to the mode yo...

[Page 10] Casio CFX-9850G PLUS

44 2 - 3 Function Calculations uu uu uAngle Units, Coordinate Conversion, Sexagesimal Operations (ANGL) [OPTN]-[ANGL] •{°}/{r}/{g} ... {degrees}/{radians}/{grads} for a specific input value •{° ’ ”} ... {specifies degrees (hours), minutes, ...

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45 Function Calculations 2 - 3 kk kk k Trigonometric and Inverse Trigonometric Functions •Be sure to set the angle unit before performing trigonometric function and inverse trigonometric function calculations. •Be sure to specify “Comp” for C...

[Page 12] Casio CFX-9850G PLUS

46 P. 5 2 - 3 Function Calculations kk kk k Logarithmic and Exponential Functions •Be sure to specify “Comp” for Calculation/binary, octal, decimal, hexadecimal mode. Example Operation Display log 1.23 (log101.23) = 8.990511144 × 10 –2 l1.23...

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47 kk kk k Other Functions •Be sure to specify “Comp” for Calculation/binary, octal, decimal, hexadecimal mode. Example Operation Display + = 3.65028154 !92+!95w 3.6502815425 (–3) 2 = (–3) × (–3) = 9 (-3)xw 9 –3 2 = –(3 × ...

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48 kk kk k Coordinate Conversion uu uu u Rectangular Coordinates uu uu u Polar Coordinates •With polar coordinates, θ can be calculated and displayed within a range of –180°< θ < 180° (radians and grads have same range). •Be sure ...

[Page 15] Casio CFX-9850G PLUS

49 Example To calculate the possible number of different arrangements using 4 items selected from 10 items Formula Operation Display 10P4 = 5040 10K6(g)3(PROB) 2(nPr)4w 5040 Example To calculate the possible number of different combinations of 4 ...

[Page 16] Casio CFX-9850G PLUS

50 kk kk k Engineering Notation Calculations Input engineering symbols using the engineering notation menu. •Be sure to specify “Comp” for Calculation/binary, octal, decimal, hexadecimal mode. Example Operation Display !Zccccc cccc4(Eng)J 999k ...

[Page 17] Casio CFX-9850G PLUS

51 kk kk k Logical Operators (AND, OR, NOT) [OPTN]-[LOGIC] The logical operator menu provides a selection of logical operators. •{And}/{Or}/{Not} ... {logical AND}/{logical OR}/{logical NOT} •Be sure to specify “Comp” for Calculation/binary, ...

[Page 18] Casio CFX-9850G PLUS

52 2 - 3 Function Calculations About Logical Operations •A logical operation always produces either 0 or 1 as its result. • The following table shows all of possible results that can be produced by AND and OR operations. Value or Expression A Val...