Texas Instruments TI-30 eco RS User Manual
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Texas Instruments TI-30 eco RS User Manual

Scientific calculator
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Scientific Calculator
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 1997, 1999, 2003 Texas Instruments Incorporated
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  • Page 1: Table Of Contents

    Clearing and Correcting ......Constants (Repeated Operations) ....Memory .......... Order of Operations ....... Notation .......... Display Indicators ......... Error Conditions ........In Case of Difficulty ....... TI Product Service and Warranty Information .. 1997, 1999, 2003 Texas Instruments Incorporated 1-ENG...

  • Page 2: Ti-30 Eco Rs

    Basic Operations TI-30 eco RS ¦ To turn on the TI-30 eco RS, expose the solar panel to light and press . Note: Always press to clear the calculator because memory and display may contain incorrect numbers. ¦ To turn off the TI-30X eco RS, cover the solar panel with the slide case.

  • Page 3: Percents

    Pi is calculated with 12 digits (3.14159265359), displayed with 10 digits (3.141592654). 6.283185307 Percents Percentage ( 5% of 250 ) 0.05 12.5 Ratio ( Ratio of 250 to 5 ) 0.05 5000. Add-On ( 5% add-on of 250 ) 12.5 262.5 Discount ( 5% discount of 250 ) 12.5...

  • Page 4: Powers And Roots

    Enters the mixed fraction a bàc. (a, b, c { 3 digits each, with the total digits { 8). 6 4 6 6 2 3 Toggles display between a mixed number and an improper fraction. 30 4 7 1 2 15 2 7 1 2 Toggles display between fraction and...

  • Page 5: Logarithmic Functions

    Logarithmic Functions 15.32 1.185258765 12.45 2.280428117 15.32 2.729159164 12.45 5.250879787 .693 1.999705661 2.999705661 (e=2.71828182846) Angle Units Cycles angle-unit setting between degrees, radians, and grads without affecting displayed number. Cycles (converts) angle-unit setting between degrees, radians, and grads for display, entry, and calculation.

  • Page 6: Rectangular To Polar

    For example, enter 48¡5'3.5" as 48.05035. Note: Before using a DMS value in a calculation, you must convert it to decimal with Interprets display as DMS and converts it to decimal. 30.09090 30.1525 Temporarily displays current value as DMS. 30.1525 30¡09'09"0 Rectangular to Polar converts rectangular coordinates (x , y) to...

  • Page 7: Trigonometric Functions

    Trigonometric Functions Before using the trigonometric functions ( , or ), select , or with . Note: Before using a DMS GRAD value in a calculation, you must convert it to decimal with (if necessary) 0.866025404 0.133974596 89.5 Hyperbolic Functions To access hyperbolic functions, press and then the function (...
  • Page 8 of a data point. Enter data point, press enter frequency (1–99), press add or to remove data points. Sum. Sum of squares. Mean. Population standard deviation (n weighting). Sample standard deviation (n-1 weighting). Number of data points. Find the sum, mean, population standard deviation, and sample standard deviation for the data set: 45, 55, 55, 55, 60, 80.

  • Page 9: Probability

    Probability A combination is an arrangement of objects in which order is not important, as in a hand of cards. calculates the number of possible combinations of n items taken r at a time. Calculate the number of 5-card poker hands that can be dealt from a deck of 52 cards.

  • Page 10: Clearing And Correcting

    Clearing and Correcting Clears value (before operation key) , but not , or STAT Clears display, errors, all pending operations and , but not , or STAT Clears display, errors, all pending operations, , and STAT Sets angle units, floating-decimal format.

  • Page 11: Memory

    Memory The calculator has 3 memories. When a memory contains a number other than 0, , or displays. To clear a single memory, press 0 1, 0 2, or 3. To clear all 3 memories (solar only), press Stores displayed value in memory n, replacing current value.

  • Page 12: Order Of Operations

    Combinations and permutations. Exponentiation and roots. Multiplication and division. Addition and subtraction. completes all operations. The TI-30 eco RS uses AOSé (Algebraic Operating System). It stores up to 4 pending operations (2 when STAT is displayed). 12-ENG...

  • Page 13: Notation

    Notation Selects scientific notation. 12345 12345. 1.2345 Selects engineering notation (exponent is a multiple of 3). (continued) 12.345 Restores standard notation (floating- decimal) format. Sets decimal places to n (0–9), retaining notation format. (continued) 12.35 12.3450 Removes fixed-decimal setting. Enters exponent. You can enter a value in floating-decimal, fixed- decimal, or scientific notation, regardless of display format.

  • Page 14: Display Indicators

    Display Indicators , or A value other than 0 in , or Calculator will access 2nd function (printed above key) of next key pressed. Calculator will access hyperbolic function of next key pressed. Scientific or engineering notation. Fixed-decimal setting. Statistical register contains data. STAT , or Specifies angle-unit setting (degrees,...

  • Page 15: Error Conditions

    Error Conditions ¦ Number, result, or memory sum x, where |x| > 9.999999999 x 10 ¦ More than 4 pending operations (2 when STAT displayed) or more than 15 open parentheses per pending operation. ¦ For x!: x not an integer between 0 and 69. ¦...

  • Page 16: In Case Of Difficulty

    Service and Warranty Information For information about the length and terms of the warranty or about product service, refer to the warranty statement enclosed with this product or contact your local Texas Instruments retailer/distributor. 16-ENG...

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