Teachers Guide
Page 7
... Operations and Parentheses 40 5 Constant 43 6 Decimals and Decimal Places 45 7 Memory 47 8 Fractions 52 9 Pi 58 How to Use the TI-30X ÚS (Continued) 10 Powers, Roots, and Reciprocals 61 11 Probability 68 12 Statistics ...Indicators Appendix C C-1 Error Messages Appendix D D-1 Support and Service Information Appendix E E-1 Warranty Information © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers vi Scientific Notation 6 Trig Functions 10 What's My Score - 1-Variable Statistics 14 Heart Rates - 1-Variable Statistics 17 WNBA ...
... Operations and Parentheses 40 5 Constant 43 6 Decimals and Decimal Places 45 7 Memory 47 8 Fractions 52 9 Pi 58 How to Use the TI-30X ÚS (Continued) 10 Powers, Roots, and Reciprocals 61 11 Probability 68 12 Statistics ...Indicators Appendix C C-1 Error Messages Appendix D D-1 Support and Service Information Appendix E E-1 Warranty Information © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers vi Scientific Notation 6 Trig Functions 10 What's My Score - 1-Variable Statistics 14 Heart Rates - 1-Variable Statistics 17 WNBA ...
Teachers Guide
Page 35
How to Use the TI-30X ÚS TI-30X ÚS Basic Operations 29 Clear, Insert, and Delete 33 Basic Math 36 Order of Operations and Parentheses 40 Constant 43 Decimals and Decimal Places 45 Memory 47 Fractions 52 Pi 58 Powers, Roots, and Reciprocals 61 Probability 68 Statistics 75 Trigonometry 81 Notation 88 Logarithms and Antilogarithms 91 Angle Settings and Conversions 94 Polar and Rectangular Conversions 98 Hyperbolics 100 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 28
How to Use the TI-30X ÚS TI-30X ÚS Basic Operations 29 Clear, Insert, and Delete 33 Basic Math 36 Order of Operations and Parentheses 40 Constant 43 Decimals and Decimal Places 45 Memory 47 Fractions 52 Pi 58 Powers, Roots, and Reciprocals 61 Probability 68 Statistics 75 Trigonometry 81 Notation 88 Logarithms and Antilogarithms 91 Angle Settings and Conversions 94 Polar and Rectangular Conversions 98 Hyperbolics 100 © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 28
Teachers Guide
Page 48
... the expression, such as F and angle unit modifiers r, g) 4 Fractions 5 Exponentiation (G) and roots (%¡) 6 Negation (M) 7 8 9 10 11 (last) Permutations (nPr) and combinations (nCr) Multiplication, implied multiplication, and division Addition and subtraction Conversions (%š, %", and 8DMS) < completes all operations and closes all open parentheses. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 41
... the expression, such as F and angle unit modifiers r, g) 4 Fractions 5 Exponentiation (G) and roots (%¡) 6 Negation (M) 7 8 9 10 11 (last) Permutations (nPr) and combinations (nCr) Multiplication, implied multiplication, and division Addition and subtraction Conversions (%š, %", and 8DMS) < completes all operations and closes all open parentheses. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 41
Teachers Guide
Page 59
...fractions and decimals together in a calculation. • Fractional results and entries are automatically reduced to their lowest terms. • Fractional calculations can show fractional or decimal results. When possible, calculations involving 2 fractions or a fraction and any integer will display fractional results. 3 Calculations involving a fraction...number through 1000. • For a simple fraction, the numerator can be up to its • You can be any number through 1000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 52...
...fractions and decimals together in a calculation. • Fractional results and entries are automatically reduced to their lowest terms. • Fractional calculations can show fractional or decimal results. When possible, calculations involving 2 fractions or a fraction and any integer will display fractional results. 3 Calculations involving a fraction...number through 1000. • For a simple fraction, the numerator can be up to its • You can be any number through 1000. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 52...
Teachers Guide
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Fractions At the party, you eat? How much pizza did you ate 5/6 of the pepperoni pizza and 1/10 of the sausage pizza. N Press 5 N 6 T 1 N 10 < Display 5®6+1®10 ' 14 / 15 DEG © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 53
Fractions At the party, you eat? How much pizza did you ate 5/6 of the pepperoni pizza and 1/10 of the sausage pizza. N Press 5 N 6 T 1 N 10 < Display 5®6+1®10 ' 14 / 15 DEG © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 53
Teachers Guide
Page 62
... calls for Teachers 55 Mixed Number to Fraction, Fraction to a fraction. %š 3 1/2 ¾ 1/2 = 7 Press Display 3 N 1 N 2 3®1®2 %š DEG 3®1®2 ¾ A b/c ½ ¾ d/e DEG < 3®1®2 ¾ A b/c ½ ¾ d/e ' 7 / 2 DEG Show the mixed number again. š % < Ans ¾ A b/c ½ ¾ d/e ' 3− 1/2 DEG © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for 3 1/2 cups of flour...
... calls for Teachers 55 Mixed Number to Fraction, Fraction to a fraction. %š 3 1/2 ¾ 1/2 = 7 Press Display 3 N 1 N 2 3®1®2 %š DEG 3®1®2 ¾ A b/c ½ ¾ d/e DEG < 3®1®2 ¾ A b/c ½ ¾ d/e ' 7 / 2 DEG Show the mixed number again. š % < Ans ¾ A b/c ½ ¾ d/e ' 3− 1/2 DEG © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for 3 1/2 cups of flour...
Teachers Guide
Page 63
Mary swims 20 laps in 5.72 minutes. Fraction to determine who swims faster. Press 5 N 3 N 4 %" < Display 5®3®4 ¾ F ½ ¾ D DEG 5®3®4 ¾ F ½ ¾ D ' 5.75 DEG %" © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 56 Change Mary's time to a decimal to Decimal Juan swims 20 laps in 5 3/4 minutes.
Mary swims 20 laps in 5.72 minutes. Fraction to determine who swims faster. Press 5 N 3 N 4 %" < Display 5®3®4 ¾ F ½ ¾ D DEG 5®3®4 ¾ F ½ ¾ D ' 5.75 DEG %" © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 56 Change Mary's time to a decimal to Decimal Juan swims 20 laps in 5 3/4 minutes.
Teachers Guide
Page 64
Decimal to Fraction Change 2.25 to its fractional equivalent. Press Display 2 8 25 %" < 2.25 ¾ F ½ ¾ D ' 2−1/4 DEG %" © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 57
Decimal to Fraction Change 2.25 to its fractional equivalent. Press Display 2 8 25 %" < 2.25 ¾ F ½ ¾ D ' 2−1/4 DEG %" © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 57
Teachers Guide
Page 71
V = L3 = 2.33 Press 2 8 3 G 3 < %" < Display 2.3^3 ' 12.167 DEG Ans¾F½ ¾D ' 12−167/1000 DEG © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 64 Cubes Use this formula to a fraction. Change your answer to find the volume G of a cube with sides 2.3 meters long.
V = L3 = 2.33 Press 2 8 3 G 3 < %" < Display 2.3^3 ' 12.167 DEG Ans¾F½ ¾D ' 12−167/1000 DEG © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 64 Cubes Use this formula to a fraction. Change your answer to find the volume G of a cube with sides 2.3 meters long.
Teachers Guide
Page 103
Press 2 N 3 Display 2®3 = ! < < DEG % ¾-D-M-S- Fraction to Degrees, Minutes, and Seconds How much is 2/3 of an hour in hours, minutes, and seconds? DEG 2®3 ¾ DMS ' 0¡ 40Å 0Æ DEG = © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 96
Press 2 N 3 Display 2®3 = ! < < DEG % ¾-D-M-S- Fraction to Degrees, Minutes, and Seconds How much is 2/3 of an hour in hours, minutes, and seconds? DEG 2®3 ¾ DMS ' 0¡ 40Å 0Æ DEG = © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers 96
Teachers Guide
Page 110
... enter and calculate the exponent. DEG Sets degree mode. Enters a comma. Converts a simple fraction to a mixed number or a mixed number to the decimal notation mode setting. Deletes the character at the cursor. Lets you press J, it deletes all memory variables. Completes the operation or executes the command. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X Ù...
... enter and calculate the exponent. DEG Sets degree mode. Enters a comma. Converts a simple fraction to a mixed number or a mixed number to the decimal notation mode setting. Deletes the character at the cursor. Lets you press J, it deletes all memory variables. Completes the operation or executes the command. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X Ù...
Teachers Guide
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... to clear data values and exit STAT mode. Lets you press. Turns on the calculator. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers A-3 EXIT ST: Y N Press < when...fraction to its decimal equivalent or converts a decimal to its fractional equivalent, if possible. F 0 1 2 3 4 5 6 7 8 9 F Sets floating decimal (standard) notation. 0-9 Sets number of variables. Displays the following menu of decimal places. Turns off the calculator and clears the display. Calculates the natural logarithm (base e, where e = 2.718281828459). Calculates...
... to clear data values and exit STAT mode. Lets you press. Turns on the calculator. © 1999 TEXAS INSTRUMENTS INCORPORATED TI-30X ÙS: A Guide for Teachers A-3 EXIT ST: Y N Press < when...fraction to its decimal equivalent or converts a decimal to its fractional equivalent, if possible. F 0 1 2 3 4 5 6 7 8 9 F Sets floating decimal (standard) notation. 0-9 Sets number of variables. Displays the following menu of decimal places. Turns off the calculator and clears the display. Calculates the natural logarithm (base e, where e = 2.718281828459). Calculates...