Teachers Guide
Page 6
...pencil • division • comparing and ordering decimals • student activity Introduction 1. Press % , to display the menu that lets you set the number of times at bat) rounded to play Virtual Baseball. Press Have students practice rounding the following problem to students: You are going to... decimal places. See the table on the next page for each player. The Better Batter - Make a list of your team. Students calculate batting averages using the TI-30X ÙS. a. 2.35647 b. 15.3633 c. 0.02698 2.356 15.363 0.027 2. Find the batting averages (number of hits ¾...
...pencil • division • comparing and ordering decimals • student activity Introduction 1. Press % , to display the menu that lets you set the number of times at bat) rounded to play Virtual Baseball. Press Have students practice rounding the following problem to students: You are going to... decimal places. See the table on the next page for each player. The Better Batter - Make a list of your team. Students calculate batting averages using the TI-30X ÙS. a. 2.35647 b. 15.3633 c. 0.02698 2.356 15.363 0.027 2. Find the batting averages (number of hits ¾...
Teachers Guide
Page 10
... • division Materials • TI-30X ÙS • pencil • student activity Introduction Set up the activity by changing numbers into scientific notation, and then using them in scientific notation using the TI-30X ÖS. Have students practice writing the following numbers into scientific notation using pencil and paper. Have... 12 000 000 b. 974 000 000 c. 0.0000034 d. 0.000000004 1.2 Q 107 9.74 Q 108 3.4 Q 10-6 4 Q 10-9 Note: Answers assume the default floating decimal setting. 3. Have students change the following numbers in calculations. Press " <
... • division Materials • TI-30X ÙS • pencil • student activity Introduction Set up the activity by changing numbers into scientific notation, and then using them in scientific notation using the TI-30X ÖS. Have students practice writing the following numbers into scientific notation using pencil and paper. Have... 12 000 000 b. 974 000 000 c. 0.0000034 d. 0.000000004 1.2 Q 107 9.74 Q 108 3.4 Q 10-6 4 Q 10-9 Note: Answers assume the default floating decimal setting. 3. Have students change the following numbers in calculations. Press " <
Teachers Guide
Page 22
Check the statistics calculations. Record your pulse for 1 minute. Compare to see the effect of group and the heart rate readings. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for 2 minutes. Press " to Ï to the other 2 averages. 8 How fit is the class? Tell students: If at any point during... rate. After students display Òx (Sigma x), explain that Òx is higher than 90, then you expected? 5. d. Press " " " to make a histogram of the 3 sets of student sampled. 2. Note: The numbers show the results of all the heart rates.
Check the statistics calculations. Record your pulse for 1 minute. Compare to see the effect of group and the heart rate readings. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for 2 minutes. Press " to Ï to the other 2 averages. 8 How fit is the class? Tell students: If at any point during... rate. After students display Òx (Sigma x), explain that Òx is higher than 90, then you expected? 5. d. Press " " " to make a histogram of the 3 sets of student sampled. 2. Note: The numbers show the results of all the heart rates.
Teachers Guide
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...7 5 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 29 When º or » appear, more characters to 88 characters. RESET: N Y • Press < when N (no) is underlined to return to the previous screen without resetting the calculator. • Press <...of history. 7. % displays the RESET menu. TI-30X ÚS Basic Operations 1 Keys 1. & turns on the calculator. 2. % turns on the transparency masters assume all default settings. • Resetting the calculator: Returns settings to the beginning or end of the entry line. # and...
...7 5 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 29 When º or » appear, more characters to 88 characters. RESET: N Y • Press < when N (no) is underlined to return to the previous screen without resetting the calculator. • Press <...of history. 7. % displays the RESET menu. TI-30X ÚS Basic Operations 1 Keys 1. & turns on the calculator. 2. % turns on the transparency masters assume all default settings. • Resetting the calculator: Returns settings to the beginning or end of the entry line. # and...
Teachers Guide
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No menu or message is displayed. ¨ Using % or & and - returns all settings to their defaults and clears the memory. %¨ © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 31 Y DEG " RESET: N -Y < DEG MEM CLEARED - Press %¨ Display RESET: N- DEG ~ DEG Pressing & and - at the same time also resets the calculator immediately. Reset Reset the calculator.
No menu or message is displayed. ¨ Using % or & and - returns all settings to their defaults and clears the memory. %¨ © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 31 Y DEG " RESET: N -Y < DEG MEM CLEARED - Press %¨ Display RESET: N- DEG ~ DEG Pressing & and - at the same time also resets the calculator immediately. Reset Reset the calculator.
Teachers Guide
Page 40
... a negative number. 7. % _ changes a real number to the decimal notation mode setting. 7 © 1999 TEXAS INSTRUMENTS INCORPORATED 4 3 2 1 5 6 TI-30X ÙS: A Guide for Teachers 36 Example: 3 (4+3) = 21 • Do not confuse M with U. W divides. 5. < completes the operation or executes the command. 6. U allows subtraction. • Results of percent calculations display according to a percent. V multiplies. 4. Notes • The examples on the...
... a negative number. 7. % _ changes a real number to the decimal notation mode setting. 7 © 1999 TEXAS INSTRUMENTS INCORPORATED 4 3 2 1 5 6 TI-30X ÙS: A Guide for Teachers 36 Example: 3 (4+3) = 21 • Do not confuse M with U. W divides. 5. < completes the operation or executes the command. 6. U allows subtraction. • Results of percent calculations display according to a percent. V multiplies. 4. Notes • The examples on the...
Teachers Guide
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...; 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 40 E closes a parenthetical expression. Use D E to change the order of Operations and Parentheses 4 Keys 1. Notes • The examples on the transparency masters assume all default settings. • The transparency master showing the Equation Operating System (EOSTM) demonstrates the order in which the TI-30X ÙS completes calculations. •...
...; 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 40 E closes a parenthetical expression. Use D E to change the order of Operations and Parentheses 4 Keys 1. Notes • The examples on the transparency masters assume all default settings. • The transparency master showing the Equation Operating System (EOSTM) demonstrates the order in which the TI-30X ÙS completes calculations. •...
Teachers Guide
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... places. Notes • The examples on the transparency masters assume all default settings. • % , 8 removes the setting and returns to standard notation (floating decimal). • The FIX setting affects all decimal results and the mantissa of Scientific and Engineering notation results. • The TI-30X ÙS automatically rounds the result to 2 places, 0.147 becomes 0.15 when...
... places. Notes • The examples on the transparency masters assume all default settings. • % , 8 removes the setting and returns to standard notation (floating decimal). • The FIX setting affects all decimal results and the mantissa of Scientific and Engineering notation results. • The TI-30X ÙS automatically rounds the result to 2 places, 0.147 becomes 0.15 when...
Teachers Guide
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...2 4 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for random integers. 2. The new variable replaces any previously stored value. rand Lets you view the stored value before pasting it in which to the display. A B C D E Lets you set a seed value for Teachers 47... Memory 7 Keys 1. L displays the following menu of the stored variable is displayed on the entry line. • Resetting the calculator clears all variables. 4. % h displays the following menu of ...
...2 4 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for random integers. 2. The new variable replaces any previously stored value. rand Lets you view the stored value before pasting it in which to the display. A B C D E Lets you set a seed value for Teachers 47... Memory 7 Keys 1. L displays the following menu of the stored variable is displayed on the entry line. • Resetting the calculator clears all variables. 4. % h displays the following menu of ...
Teachers Guide
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...to their lowest terms. • Fractional calculations can enter a fraction or mixed number fractional equivalent, if possible. the numerator and between the whole number and simple fraction. Notes • The examples on the transparency masters assume all default settings. 2. % O converts a simple ... up to its • You can show fractional or decimal results. When possible, calculations involving 2 fractions or a fraction and any number through 1000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 52 Fractions 8 Keys 1.
...to their lowest terms. • Fractional calculations can enter a fraction or mixed number fractional equivalent, if possible. the numerator and between the whole number and simple fraction. Notes • The examples on the transparency masters assume all default settings. 2. % O converts a simple ... up to its • You can show fractional or decimal results. When possible, calculations involving 2 fractions or a fraction and any number through 1000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 52 Fractions 8 Keys 1.
Teachers Guide
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... assume all default settings. • To use G, enter the base, press G, and then enter the exponent. • The base (or mantissa) and the exponent may be within the range of the value. 4. Example: L52 = L25 (L5)2 = 25 4 3 5 2 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for restrictions. • The result of calculations with G must be...
... assume all default settings. • To use G, enter the base, press G, and then enter the exponent. • The base (or mantissa) and the exponent may be within the range of the value. 4. Example: L52 = L25 (L5)2 = 25 4 3 5 2 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for restrictions. • The result of calculations with G must be...
Teachers Guide
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...settings. • A combination is an arrangement of objects in which the order is not important, as in a hand of cards. • A permutation is an arrangement of objects in which the order is important, as you specify. 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers 68 nCr Calculates... the number of possible permutations. Calculates the factorial. The seed value changes randomly when a random ...
...settings. • A combination is an arrangement of objects in which the order is not important, as in a hand of cards. • A permutation is an arrangement of objects in which the order is important, as you specify. 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers 68 nCr Calculates... the number of possible permutations. Calculates the factorial. The seed value changes randomly when a random ...
Teachers Guide
Page 85
...-See Chapter 16, Angle Settings and Conversions). calculates the cosine. 4. % [ calculates the inverse cosine. 5. > calculates the sine. 6. % Z calculates the inverse sine. Notes • The examples on the transparency masters assume all default settings. • Before starting a trigonometric calculation, be sure to the current angle-unit mode setting. • E ends a trig function. 6 2 5 1 4 3 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers...
...-See Chapter 16, Angle Settings and Conversions). calculates the cosine. 4. % [ calculates the inverse cosine. 5. > calculates the sine. 6. % Z calculates the inverse sine. Notes • The examples on the transparency masters assume all default settings. • Before starting a trigonometric calculation, be sure to the current angle-unit mode setting. • E ends a trig function. 6 2 5 1 4 3 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers...
Teachers Guide
Page 92
... (1 n < 1000) times 10 to % , in scientific notation regardless of 3. 2. % C lets you enter and calculate the exponent. Notes • The examples on scientific mode and displays results as a number from 1 to 10 (1 ...scientific notation. • For the Decimal notation mode, refer to an integer power. SCI Turns on the transparency masters assume all default settings. • You can enter a value in Chapter 6, Decimals and Decimal Places. • These modes (FLO, SCI, and ENG) affect only the display of results. 1 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X...
... (1 n < 1000) times 10 to % , in scientific notation regardless of 3. 2. % C lets you enter and calculate the exponent. Notes • The examples on scientific mode and displays results as a number from 1 to 10 (1 ...scientific notation. • For the Decimal notation mode, refer to an integer power. SCI Turns on the transparency masters assume all default settings. • You can enter a value in Chapter 6, Decimals and Decimal Places. • These modes (FLO, SCI, and ENG) affect only the display of results. 1 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X...
Teachers Guide
Page 95
Logarithms and Antilogarithms 15 Keys 1. B calculates the natural logarithm (base e, where e = 2.718281828459). 3. % ] calculates the common antilogarithm (10 raised to the power of the value). 4. % ^ calculates the natural antilogarithm (e raised to the power of the value). Note • The examples on the transparency masters assume all default settings. • E ends a logarithmic function. 3 1 4 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers 91 A calculates the common logarithm (base 10). 2.
Logarithms and Antilogarithms 15 Keys 1. B calculates the natural logarithm (base e, where e = 2.718281828459). 3. % ] calculates the common antilogarithm (10 raised to the power of the value). 4. % ^ calculates the natural antilogarithm (e raised to the power of the value). Note • The examples on the transparency masters assume all default settings. • E ends a logarithmic function. 3 1 4 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers 91 A calculates the common logarithm (base 10). 2.
Teachers Guide
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...It also lets you would any other number. 1 • For decimal/DMS conversions, the calculator interprets all default settings. • Angles with a trig function ignore the angle mode setting and display results in the original unit. Otherwise, angles (without affecting the value in the ... displays a menu that lets you specify the unit of the angle-unit setting. • DMS angles are entered as º (degrees), ´ (minutes), and ´´ (seconds). © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers 94 I displays the following menu that ...
...It also lets you would any other number. 1 • For decimal/DMS conversions, the calculator interprets all default settings. • Angles with a trig function ignore the angle mode setting and display results in the original unit. Otherwise, angles (without affecting the value in the ... displays a menu that lets you specify the unit of the angle-unit setting. • DMS angles are entered as º (degrees), ´ (minutes), and ´´ (seconds). © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers 94 I displays the following menu that ...
Teachers Guide
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Notes • The example on the transparency master assumes all default settings. • Before starting calculations, set angle mode as necessary. 1 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 98 R4Pq Converts rectangular coordinate to rectangular coordinate c. P4Rc Converts polar coordinate to polar coordinate q. R4Pr Converts rectangular coordinate to rectangular ...
Notes • The example on the transparency master assumes all default settings. • Before starting calculations, set angle mode as necessary. 1 2 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 98 R4Pq Converts rectangular coordinate to rectangular coordinate c. P4Rc Converts polar coordinate to polar coordinate q. R4Pr Converts rectangular coordinate to rectangular ...
Teachers Guide
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Hyperbolics 18 Keys 1. % Y accesses the hyperbolic (sinh, cosh, tanh) function of the next trig key that you press. Notes • The example on the transparency master assumes all default settings. • Hyperbolic calculations are not affected by the angle mode setting-whether or not the calculator is in RAD (radian), GRD (gradient), or DEG (degree) modes. 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers 100
Hyperbolics 18 Keys 1. % Y accesses the hyperbolic (sinh, cosh, tanh) function of the next trig key that you press. Notes • The example on the transparency master assumes all default settings. • Hyperbolic calculations are not affected by the angle mode setting-whether or not the calculator is in RAD (radian), GRD (gradient), or DEG (degree) modes. 1 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers 100
Teachers Guide
Page 106
...It also lets you convert an angle from decimal degrees to the Decimal Notation mode setting. Results display according to DMS notation. or % " to scroll to a specified...Calculates the specified root (x) of the value). Press % ! " # $ T U V W 7 - 6 D E a F g 8 M G = % % ] % b % _ % [,] % c Function Moves the cursor left and right so you can scroll the entry line. Calculates the square root. Enters a comma. Quick Reference to 10 digits (3.141592654). Calculates the common antilogarithm (10 raised to the power of the value. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X...
...It also lets you convert an angle from decimal degrees to the Decimal Notation mode setting. Results display according to DMS notation. or % " to scroll to a specified...Calculates the specified root (x) of the value). Press % ! " # $ T U V W 7 - 6 D E a F g 8 M G = % % ] % b % _ % [,] % c Function Moves the cursor left and right so you can scroll the entry line. Calculates the square root. Enters a comma. Quick Reference to 10 digits (3.141592654). Calculates the common antilogarithm (10 raised to the power of the value. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X...
Teachers Guide
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... the left of the value). Displays the following menu that lets you enter and calculate the exponent. RAD Sets radian mode. Recalls the most recently calculated result, displaying it deletes 1 character to degrees without exiting STAT mode. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers A-2 Press < when N (no) is underlined to the last entry...
... the left of the value). Displays the following menu that lets you enter and calculate the exponent. RAD Sets radian mode. Recalls the most recently calculated result, displaying it deletes 1 character to degrees without exiting STAT mode. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide For Teachers A-2 Press < when N (no) is underlined to the last entry...