Texas Instruments MathPrint TI-30X Plus Quick Manual

Texas Instruments MathPrint TI-30X Plus Quick Manual

Scientific calculator
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TI-30X Plus MathPrint
Scientific Calculator
Quick Guide
The platform bar is a trademark of Texas Instruments.
©2021 Texas Instruments CL26503.3

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Summary of Contents for Texas Instruments MathPrint TI-30X Plus

  • Page 1 TI-30X Plus MathPrint ™ Scientific Calculator Quick Guide The platform bar is a trademark of Texas Instruments. ©2021 Texas Instruments CL26503.3...
  • Page 2: Table Of Contents

    TI-30X Plus MathPrint™ Scientific Calculator Quick Guide TI-30X Plus MathPrint™ Scientific Calculator Quick Guide ..............1 About this quick guide ..........................2 Getting started ..........................2 Switching the calculator on and off ..................2 Display contrast........................2 Home screen ........................... 2 2nd functions ..........................
  • Page 3: About This Quick Guide

    About this quick guide This quick guide introduces some of the main features of the TI-30X Plus MathPrint™. In addition, it provides an overview of display settings, modes and menus, navigation, syntax and tips for efficient and accurate calculation across NSW Stages 4-6 Mathematics. Getting started All examples in this quick guide assume the default settings as shown on page 3 (modes).
  • Page 4: 2Nd Functions

    2nd functions Press q to activate the secondary function of a given key. Example Use the TI-30X Plus MathPrint™ to calculate Keystrokes and solution: Press q € and enter Press n. Modes Press  to choose modes. Press ] [ < > to choose a mode and press n to select it. Press s or ...
  • Page 5: Menus

    Menus Press > and ] to scroll and select a menu item or press the corresponding number next to the item. To return to the previous screen without selecting the item, press s. To exit a menu and return to the home screen, press q –. Keystrokes description: For example, press t (key with multiple menus) to access MATH, NUM, DMS or...
  • Page 6: Answer Toggle

    Answer toggle Press c to toggle the display result (when possible) between fraction and decimal answers, surd and decimal answers and multiples of and decimal answers. Example 4 15 Use the TI-30X Plus MathPrint™ to calculate , giving your answer in decimal form. Keystrokes and solution: 4 15 Enter...
  • Page 7: Order Of Operations

    0.11 Order of operations Order of operations hierarchy: (1st) Expressions inside parentheses. (2nd) Functions that need a closing bracket and precede the argument such as sin, log and all R◄►P menu items. (3rd) Functions that are entered after the argument, such as x and angle unit modifiers.
  • Page 8: Clearing And Correcting

    Example Use the TI-30X Plus MathPrint™ to calculate − Keystrokes and solution: and press +. Enter and press * b. Enter Enter and press n. Press ( b and enter . Press ) l n. Press b and enter . Press l n.
  • Page 9: Memory And Stored Variables

    0.13 Memory and stored variables The TI-30X Plus MathPrint™ has eight memory variables, x y z t a b c and , , , , , , Press x to store a variable and press z to select the variable to store. Press n to store the value in the selected variable.
  • Page 10: Percentages

    Example Use the TI-30X Plus MathPrint™ to calculate Give your answer as an improper fraction and as a mixed number. Keystrokes and solution: Press k and enter . Press ] and enter . Press > + and enter . Press q ∂ and enter Press ] and enter Press n.
  • Page 11: Pi (Symbol Pi)

    Pi (symbol pi) To access , press d (multi-tap key). Example Use the TI-30X Plus MathPrint™ to find the area of a circle whose radius is cm. Give your answer correct to one decimal place. Keystrokes and solution: Press d * and enter Press l n.
  • Page 12: Function Table Feature

    Function table feature Press  to access the function table. 1: Add/Edit Func Lets you define the function or both and generates a table of values. 2: f( Pastes f( to the home screen to evaluate the function at a point (for example, 3: g( Pastes g( to the home screen to evaluate the function at a point (for example, To set up a function table:...
  • Page 13 Example All people attending a party shook hands with each other as a way of exchanging a greeting. The number of handshakes, , exchanged between people at the party is given by  − where x Use the TI-30X Plus MathPrint™ function feature to find the number of handshakes that would be exchanged between people respectively.
  • Page 14: Data Editor And List Formulas Feature

    Change and press n. Repeat to change x  From part (a), we conclude that By entering values for , starting with for example, the two screenshots show that people exchanged handshakes. Data editor and list formulas feature Press y to access the data editor where you can enter data into lists L1, L2 and L3. When editing a list, press y to access the CLR, FORMULA and OPS menus.
  • Page 15 Example On a particular July day, a weather forecast listed the following predicted maximum temperatures. Canberra Sydney Thredbo The formula to convert from degrees Celsius to degrees Fahrenheit is given by the function Convert these temperatures from degrees Celsius to degrees Fahrenheit using the TI-30X Plus MathPrint™...
  • Page 16 Press + and enter Press n. L2 should now display the converted 35.6 F    and temperatures 55.4 F, 64.4 F Note: These temperature conversions could also be performed using the function table feature. (a) (ii) Using the stored operations feature: Press q ∑.
  • Page 17: Expression Evaluation Feature

    Expression evaluation feature Press q • to input and calculate an expression. Pressing q • from a populated home screen expression pastes the content to If variables are used in the expression, you will be prompted for values or use the stored values displayed for each prompt. The number stored in the variables will update in TI-30X Plus MathPrint™.
  • Page 18: Trigonometry

    Trigonometry Press w to choose an angle mode from the mode screen. Note that DEG is the default. Press t > > to display the DMS menu. Example Use the TI-30X Plus MathPrint™ in radian mode to convert to radians. Keystrokes and solution: Press w >...
  • Page 19 Example The trigonometry keys, f, g and h, are multi-tap keys. The angle of depression from a drone flying metres above the water to a buoy at sea is . Find the horizontal distance from the drone to the buoy. Give your answer correct to one decimal place.
  • Page 20: Statistics And Probability

    Example Use the TI-30X Plus MathPrint™ to find the exact value of Keystrokes and solution: The angle mode is RAD. Press f k and enter . Press * d ] and enter . Press > ) n. Statistics and probability Press y to enter and edit lists (see data editor and list formulas feature).
  • Page 21 Keystrokes and solution: Using the data editor and list formulas feature: Press . Press   to clear all lists. Enter the Company A data in L1. Start by and pressing ] (or n). entering Press > to scroll across to the top of L2. Enter the Company B data in L2.
  • Page 22 Press q † to access the statistics menu. Press 2 to access 1-Var Stats. Press > n to select L2 and press n. Press ] n (CALC) to calculate the results for Company B. (a) (i) Company B (grams) (a) (ii) Company B The five-number summary is Using StatVars: Press q †...
  • Page 23 (a) (iii) Company A (grams) (a) (iii) Company B Repeat the above instructions ensuring that L2 is selected. (grams) Company A produces packets of chips with a weight centred closer to grams than Company B, but with greater variation (using the IQR ) in the weights. Company B produces packets of chips centred slightly greater than grams whereas...
  • Page 24 Press > to scroll across to the top of L2. Enter the humerus bone lengths in L2. and pressing ] (or Start by entering Press q † to access the statistics menu. METHOD 1: Press 3 to access 2-Var Stats. Select L1 for DATA and select L2 for DATA.
  • Page 25 METHOD 2: Press q † to access the statistics menu. Press 4 to access LinReg a Select the options as shown at right. Press  to highlight CALC and press The least-squares regression line is (2 dp). Press a 2 and enter Press ) n.
  • Page 26 We need to find Press q † > to access the probability distributions menu. Press  (or scroll down) to select Binomialpdf. Select SINGLE and press ]. Enter the required values for shown at right. Press  to highlight CALC and press (4 dp).
  • Page 27 (4 dp).

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