Owners Manual
Page 2
KEY DEFINITIONS AND INDEX BASIC OPERATIONS Turning the Calculator On Initial Display Automatic Turn-Off Data Entry Clearing Scientific Notation Exponential Shift Error Indication IV. SPECIAL FUNCTIONS Powers and Roots Reciprocal Percent Natural Logarithm ... 15 15 16 17 18 20 23 24 25 25 27 27 28 29 30 30 30 32 33 35 35 Artwork: Joerg Woerner Datamath Calculator Museum TABLE OF CONTENTS I. Optional Accessories II. Arc tangent Degree. Arc cosine. Tangent Arc sine. ARITHMETIC FUNCTIONS Basic Keys Input Error Correction Combining Operations...
KEY DEFINITIONS AND INDEX BASIC OPERATIONS Turning the Calculator On Initial Display Automatic Turn-Off Data Entry Clearing Scientific Notation Exponential Shift Error Indication IV. SPECIAL FUNCTIONS Powers and Roots Reciprocal Percent Natural Logarithm ... 15 15 16 17 18 20 23 24 25 25 27 27 28 29 30 30 30 32 33 35 35 Artwork: Joerg Woerner Datamath Calculator Museum TABLE OF CONTENTS I. Optional Accessories II. Arc tangent Degree. Arc cosine. Tangent Arc sine. ARITHMETIC FUNCTIONS Basic Keys Input Error Correction Combining Operations...
Owners Manual
Page 3
... 43 English to Memory 37 Memory Exchange 38 VII. COMPLEX MATHEMATICAL METHODS . 39 Sum of Products or Quotients 39 Product or Quotient of Difficulty 47 Calculator Exchange Center 48 If You Need Service Information 48 1 VI.
... 43 English to Memory 37 Memory Exchange 38 VII. COMPLEX MATHEMATICAL METHODS . 39 Sum of Products or Quotients 39 Product or Quotient of Difficulty 47 Calculator Exchange Center 48 If You Need Service Information 48 1 VI.
Owners Manual
Page 4
... completely after typically 25 to produce this calculator regularly and it turned on accidentally. It is easily retrieved without interfering with elemental arithmetic and continuing through the solutions of problems beginning with pending operations. The TI.30 turns itself off or by having it will never waste a battery by simply carrying a few...
... completely after typically 25 to produce this calculator regularly and it turned on accidentally. It is easily retrieved without interfering with elemental arithmetic and continuing through the solutions of problems beginning with pending operations. The TI.30 turns itself off or by having it will never waste a battery by simply carrying a few...
Owners Manual
Page 5
... display becomes dim or may be used but it should be ensured. The 8 digit displayed number is prepared for your calculator. Radians. Sum, Exchange 4 %. + -%, x %, % 5 Trigonometric Sin. Battery installation and Considerations The TI-30 operates on a 9 -volt non-rechargeable battery. It has an operating life of an expression, all functions except where noted...
... display becomes dim or may be used but it should be ensured. The 8 digit displayed number is prepared for your calculator. Radians. Sum, Exchange 4 %. + -%, x %, % 5 Trigonometric Sin. Battery installation and Considerations The TI-30 operates on a 9 -volt non-rechargeable battery. It has an operating life of an expression, all functions except where noted...
Owners Manual
Page 6
... 4 hours of recharging will typically provide 4 hours of the calculator and pry off . 12 hours if the calculator is in use . CAUTION. Carrying Case -Available at your calculator dealer or from the nearest Texas Instruments Service Facility or Exchange Center. insert a coin into place Optional... Accessories The following optional accessories are available to convert yOur calculator from Texas Instruments. 4 Rechargeable Kits RK-1 and RK-2 -These kits are available from your dealer or from a disposable battery ...
... 4 hours of recharging will typically provide 4 hours of the calculator and pry off . 12 hours if the calculator is in use . CAUTION. Carrying Case -Available at your calculator dealer or from the nearest Texas Instruments Service Facility or Exchange Center. insert a coin into place Optional... Accessories The following optional accessories are available to convert yOur calculator from Texas Instruments. 4 Rechargeable Kits RK-1 and RK-2 -These kits are available from your dealer or from a disposable battery ...
Owners Manual
Page 7
...this key is rounded to the displayed number. C] Subtract Key -Completes any previously entered arithmetic, y` or t y function and instructs the calculator to add the next entered quantity to 8 digits for display only) Sae page 9- [4"] Add Key -Completes any previously entered arithmetic. ... the next entered quantity. KEY DEFINITIONS AND INDEX On/Clear Key - See page 15 (X] Multiply Key - y function and instructs the calculator to multiply the displayed number by the next entered quantity. See page 15 1-0E Divide Key -Completes any previously entered r divide or ...
...this key is rounded to the displayed number. C] Subtract Key -Completes any previously entered arithmetic, y` or t y function and instructs the calculator to add the next entered quantity to 8 digits for display only) Sae page 9- [4"] Add Key -Completes any previously entered arithmetic. ... the next entered quantity. KEY DEFINITIONS AND INDEX On/Clear Key - See page 15 (X] Multiply Key - y function and instructs the calculator to multiply the displayed number by the next entered quantity. See page 15 1-0E Divide Key -Completes any previously entered r divide or ...
Owners Manual
Page 8
...measurement. then press Q. See page 20. Order of the number in the display. See page 28. See page 25. `r]Square Root Key -Calculates the square root of entry is y x. x 77: 0. NE Reciprocal Key -Divides the display value into 1. 0. cz±i `e4)x... 0. Can be negative. See page 30 6 Enter the number, then the operation. but both x and y can perform add-on, discount and percentage calculations. See page 26. See page 27. rYi l y to isolate particular numerical expressions for separate mathematical interpretation. y cannot be fractional. Used with +, ...
...measurement. then press Q. See page 20. Order of the number in the display. See page 28. See page 25. `r]Square Root Key -Calculates the square root of entry is y x. x 77: 0. NE Reciprocal Key -Divides the display value into 1. 0. cz±i `e4)x... 0. Can be negative. See page 30 6 Enter the number, then the operation. but both x and y can perform add-on, discount and percentage calculations. See page 26. See page 27. rYi l y to isolate particular numerical expressions for separate mathematical interpretation. y cannot be fractional. Used with +, ...
Owners Manual
Page 9
...whose Cosine is in progress. Any previously stored value is displayed. See page 36. See page 36. Instructs the calculator to find the tangent of the displayed value. Calculates the smallest angle whose tangent is in the display (first or second quadrant). decreases the exponent by one place ... the decimal one and moves the decimal point of the displayed value. See page 37. See page 30. *41 J Arcsine (sin Sequence -Calculates the smallest angle whose sine is obtained. The displayed value is stored and the previously stored value is cleared. See page 11. 13. See ...
...whose Cosine is in progress. Any previously stored value is displayed. See page 36. See page 36. Instructs the calculator to find the tangent of the displayed value. Calculates the smallest angle whose tangent is in the display (first or second quadrant). decreases the exponent by one place ... the decimal one and moves the decimal point of the displayed value. See page 37. See page 30. *41 J Arcsine (sin Sequence -Calculates the smallest angle whose sine is obtained. The displayed value is stored and the previously stored value is cleared. See page 11. 13. See ...
Owners Manual
Page 10
...a battery is located here instead of on the far left of the number just as negative numbers are ignored. removes power from the calculator. the following instructions arid examples help you develop skill and confidence in the display. Power-on condition is displayed with a minus sign immediately... mous sign decimal point decornol Any negative number is indicated by the presence of a lighted digit in problem solving. BASIC OPERATIONS Your calculator is easy to operate because of its algebraic entry format which allows entry of most key on the keyboard applies power to the...
...a battery is located here instead of on the far left of the number just as negative numbers are ignored. removes power from the calculator. the following instructions arid examples help you develop skill and confidence in the display. Power-on condition is displayed with a minus sign immediately... mous sign decimal point decornol Any negative number is indicated by the presence of a lighted digit in problem solving. BASIC OPERATIONS Your calculator is easy to operate because of its algebraic entry format which allows entry of most key on the keyboard applies power to the...
Owners Manual
Page 11
... method of time. o I Pi Key -Enters the value of your calculator operates with the entered number. This insures that calculations in the operating life of pi correct to 14 minutes then automatically turns the calculator completely off. I through 9. When pressed after typically 25 to SO seconds... of the mantissa untilFA is rounded to the right of nonuse. The display reverts to a traveling decimal point after number entry or a calculation. the decimal remains to 8 digits for a period of the exponent is changed when this key is entered and the decimal point floats ...
... method of time. o I Pi Key -Enters the value of your calculator operates with the entered number. This insures that calculations in the operating life of pi correct to 14 minutes then automatically turns the calculator completely off. I through 9. When pressed after typically 25 to SO seconds... of the mantissa untilFA is rounded to the right of nonuse. The display reverts to a traveling decimal point after number entry or a calculation. the decimal remains to 8 digits for a period of the exponent is changed when this key is entered and the decimal point floats ...
Owners Manual
Page 12
Pressing iAtil twice always clears the display, the constant and pending operations. The calculator can be entered into the calculator directly from the display before any function or operation key is used, press M When pressed after an operation or function key (including [ -=Z. )). this key. The ...
Pressing iAtil twice always clears the display, the constant and pending operations. The calculator can be entered into the calculator directly from the display before any function or operation key is used, press M When pressed after an operation or function key (including [ -=Z. )). this key. The ...
Owners Manual
Page 13
...±1 x 10 or larger than S numbers are displayed when OE is negative, the decimal should be moved to 5 digits in scientific notation, the calculator normalizes the number, displaying a single digit to the left of the decimal point. Example: Enter 6025 x 1010 Enter 6025 20 Press O Display 0. ... the entered mantissa must be beyond the 5th digit from the left because the mantissa for calculations. The entire eight digit mantissa is pressed. The display does not go into the calculator as the exponent. Regardless of how a mantissa is limited to the left of the decimal...
...±1 x 10 or larger than S numbers are displayed when OE is negative, the decimal should be moved to 5 digits in scientific notation, the calculator normalizes the number, displaying a single digit to the left of the decimal point. Example: Enter 6025 x 1010 Enter 6025 20 Press O Display 0. ... the entered mantissa must be beyond the 5th digit from the left because the mantissa for calculations. The entire eight digit mantissa is pressed. The display does not go into the calculator as the exponent. Regardless of how a mantissa is limited to the left of the decimal...
Owners Manual
Page 14
... only. Enter -4 818 ••• 10 -'0 Enter Press Display 0. 4.818 1.7;3 Tq: -4 818 00 10 =4 - -4 818 -10 A calculated result or quantity recalled from memory can be used to attach a negative sign to the mantissa and to the power-of 5 digits for a scientific notation... mantissa or an 8-digit standard display. 12 Because the rii41 key controls scientific notation when used for further calculations. The change sign key can be easily converted from standard display format to 11 places. These numbers are rounded to scientific notation press...
... only. Enter -4 818 ••• 10 -'0 Enter Press Display 0. 4.818 1.7;3 Tq: -4 818 00 10 =4 - -4 818 -10 A calculated result or quantity recalled from memory can be used to attach a negative sign to the mantissa and to the power-of 5 digits for a scientific notation... mantissa or an 8-digit standard display. 12 Because the rii41 key controls scientific notation when used for further calculations. The change sign key can be easily converted from standard display format to 11 places. These numbers are rounded to scientific notation press...
Owners Manual
Page 15
the calculator will remain in scientific notation format until FeW is 954 93 microns. 13 C yrcl. d - Enter 3 3 Press FIE CI CD Di) 0 [0] (-W Display 3. 00 3.--03 9 5493 04 ...
the calculator will remain in scientific notation format until FeW is 954 93 microns. 13 C yrcl. d - Enter 3 3 Press FIE CI CD Di) 0 [0] (-W Display 3. 00 3.--03 9 5493 04 ...
Owners Manual
Page 16
... (decimal or integer) may cause an error condition. 14 You must now return to -±9.9999 x 10". 2. Number entry or calculation result (including summation into memory) outside the range of the calculator, -±1.0 x 10-16 to the first of sine or cosine (arcsine, arccosine) when the mantissa is pressed. etc. 7. When increasing...
... (decimal or integer) may cause an error condition. 14 You must now return to -±9.9999 x 10". 2. Number entry or calculation result (including summation into memory) outside the range of the calculator, -±1.0 x 10-16 to the first of sine or cosine (arcsine, arccosine) when the mantissa is pressed. etc. 7. When increasing...
Owners Manual
Page 17
IV. ARITHMETIC FUNCTIONS To perform simple addition, subtraction, multiplication or division. This calculator is specially equipped with a numeric entry automatically clears the previous result Example: 23 79 r .54 - 6 = 18 33 Enter 23.79 Press i*ttd Display 0. 23.79...3 404 Enter 4 7.3 2 Press n C7.1 M• • Display 4 -292 - 14 6 15 A more complete discussion of this system occurs later in this section It is stated. the calculator with its algebraic type of each new problem This process is not required when the previous problem used to key in the same order as...
IV. ARITHMETIC FUNCTIONS To perform simple addition, subtraction, multiplication or division. This calculator is specially equipped with a numeric entry automatically clears the previous result Example: 23 79 r .54 - 6 = 18 33 Enter 23.79 Press i*ttd Display 0. 23.79...3 404 Enter 4 7.3 2 Press n C7.1 M• • Display 4 -292 - 14 6 15 A more complete discussion of this system occurs later in this section It is stated. the calculator with its algebraic type of each new problem This process is not required when the previous problem used to key in the same order as...
Owners Manual
Page 18
... in progress. Correction of a wrong operation entered while keying in a calculation, gleAli can be pressed twice to clear all calculations. CE) and [wail . including any calculation in the column on the table below. and an unwanted operation key is keyed in the calculator is seldom necessary. simply press the correct operation and continue. as...
... in progress. Correction of a wrong operation entered while keying in a calculation, gleAli can be pressed twice to clear all calculations. CE) and [wail . including any calculation in the column on the table below. and an unwanted operation key is keyed in the calculator is seldom necessary. simply press the correct operation and continue. as...
Owners Manual
Page 19
... may be restyled. Comments First operation wrong 6 x 7 Completed Clears 4 (entry) Answer A full understanding of the calculator hierarchy discussed in the next few pages will make the input error correction methods obvious. Example: 1 84 + 0.39 = 223 then (1 84 + 0.39)/365 = .... After a result is no need to the desired operation for all conditions so the problem must be directly used as the first number in a second calculation. The §111 key in the table indicates that the incorrect entry cannot safely be corrected to reenter the number from the keyboard. Example: 6./ x 7 4...
... may be restyled. Comments First operation wrong 6 x 7 Completed Clears 4 (entry) Answer A full understanding of the calculator hierarchy discussed in the next few pages will make the input error correction methods obvious. Example: 1 84 + 0.39 = 223 then (1 84 + 0.39)/365 = .... After a result is no need to the desired operation for all conditions so the problem must be directly used as the first number in a second calculation. The §111 key in the table indicates that the incorrect entry cannot safely be corrected to reenter the number from the keyboard. Example: 6./ x 7 4...
Owners Manual
Page 20
...(5 x 4) + (3 x 2) = 26. Subtraction 5) Equals 1) Single-variable functions (trigonometric, logarithmic, square, square root. Calculator Hierarchy In order to the various mathematical operations. So, algebraicly. expressions such as the special functions. percent and reciprocal) immediately replace the...or 5 x 4 +3 x 2=26 Or (5 x 4 + 3) x 2 46 or 5 x (4 + 3 x 2) = 50 Algebraic rules state that have been specifically programmed into the calculator. Division 4) Addition. you need to understand the standard algebraic rules that multiplication is to be performed before addition.
...(5 x 4) + (3 x 2) = 26. Subtraction 5) Equals 1) Single-variable functions (trigonometric, logarithmic, square, square root. Calculator Hierarchy In order to the various mathematical operations. So, algebraicly. expressions such as the special functions. percent and reciprocal) immediately replace the...or 5 x 4 +3 x 2=26 Or (5 x 4 + 3) x 2 46 or 5 x (4 + 3 x 2) = 50 Algebraic rules state that have been specifically programmed into the calculator. Division 4) Addition. you need to understand the standard algebraic rules that multiplication is to be performed before addition.
Owners Manual
Page 21
... easy to solve because of the following example. then 3 x .5""O next. The calculator remembers all operations: .5"'"°. When parentheses are also available on the calculator. then this is written. consider the interpretative order of the straightforward manner in which they... will result in the rules. Thus, by entering the expression Just as shown, will find most problems are enacted strictly according to 1.12. the calculator correctly interprets it is added to their relative priority as +. 1.12 x higher priority than + so (4 + x 7) evaluated. + stored 3....
... easy to solve because of the following example. then 3 x .5""O next. The calculator remembers all operations: .5"'"°. When parentheses are also available on the calculator. then this is written. consider the interpretative order of the straightforward manner in which they... will result in the rules. Thus, by entering the expression Just as shown, will find most problems are enacted strictly according to 1.12. the calculator correctly interprets it is added to their relative priority as +. 1.12 x higher priority than + so (4 + x 7) evaluated. + stored 3....