Texas Instruments TI-30XIIS Support Question
Texas Instruments TI-30XIIS Support Question
Find answers below for this question about Texas Instruments TI-30XIIS - Handheld Scientific Calculator.Need a Texas Instruments TI-30XIIS manual? We have 1 online manual for this item!
Question posted by mckenna491 on April 20th, 2013
Find Secant Of Angle - Ratio Given
How to find secant of 272.8889/250??sec A= 272.8889/250 ??I just bought this calculator and couldn't figure this out- yor help would be greatly appreciated. Thanks
Current Answers
Related Texas Instruments TI-30XIIS Manual Pages
Teachers Guide - Page 5
... Parentheses (page 41). Display Indicators
Refer to Appendix C for a list of the error messages.
Menus
Certain TI-30X ÙS keys display menus: z, % h, L, % t, u, % w, H, I, % k, ...scientific notation. Results that exceed the digit limit are listed on the left; The second line (result line) displays a result of 25 and returns the result, 5.
For example, % b 25 E < calculates...
Teachers Guide - Page 7
... 91
16 Angle Settings and Conversions 94
17 Polar and Rectangular
Conversions
98
18 Hyperbolics
100
Appendix A
A-1
Quick Reference to Use the TI-30X ÚS
1 TI-30X Ö... Contents
About the Authors
ii
About the Teacher Guide
iii
About the TI-30X ÖS
iv
Activities
The Better Batter -
Scientific Notation
6
Trig Functions
10
What's My Score -
1-Variable Statistics...
Teachers Guide - Page 13
...1. Math Concepts
• scientific notation
• addition • division
Materials
• TI-30X ÙS • pencil • student activity
Introduction
Set up...the following numbers in scientific notation using them in calculations. Scientific Notation
Overview
Students investigate scientific notation by telling your students:
The standard form for scientific notation is a Q...
Teachers Guide - Page 14
...calculator is 9 x 1013 miles. Using the TI-30X ÖS, find out how long it will it take you to make the trip in the given time?
Will you have been asked to travel a distance of 6 x 1012 miles in scientific... 1013 miles. Procedure
1. You have been successful, you to get there. Scientific Notation (Continued)
Activity
Present the following problem to travel at the speed of...
Teachers Guide - Page 16
...calculator is 2.5 x 1013 miles. You know that you have been asked to travel a distance of 6 x 1012 miles in 1 light year. Can you have been successful, you make another trip. Hint: The Earth is approximately 9.3 x 107 miles. Scientific... is in the given time
Extension
Now that light can travel the distance. (distance traveled P 1 light year
3. Using the TI-30X ÖS, ...
Teachers Guide - Page 17
... using the above definitions. sin C
3 ¾ 5 = 0.60
b. a. Math Concepts
• multiplication • division • trigonometric
ratios
Materials
• TI-30X ÙS • pencil • student
activity
Introduction
Introduce the trigonometric ratios to the nearest 10 thousandth. F0123456789
2. Press >. Enter 71; Round to select 2 decimal places.
2. Have students...
Teachers Guide - Page 18
... the following problem to students:
You need to build a ramp to the nearest tenth). tan-1(
2. Use the trigonometric ratio
tan = opposite leg ¾ adjacent leg
to build the ramp?
Enter 1.5 W 20 and press E
Yes, angle A is 4.3 degrees (rounded to your front door. The distance from the door. Is there enough room to...
Teachers Guide - Page 19
sin C
b. sin A
A
3
5
B
C
4
e. cos A
f. sin 71º
b. Using the TI-30X ÖS, find the value of each ratio. cos A =0.6758
c. Round to the nearest degree. tan A
2.
Using the TI-30X ÖS, find the measure of each angle. cos 25º
3. Find the trigonometric ratios for Teachers
12 Round to the nearest hundredth. (Use ...
Teachers Guide - Page 20
... build the ramp
Extension
You want the angle of incline be more than 6 degrees?
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide for Teachers
13 Can you do that and still have the angle of incline to be less than 6 ... answer to the nearest tenth
3. The distance from the door. Use the trigonometric ratio tan = opposite leg ¾ adjacent leg to build the ramp?
Teachers Guide - Page 31
...210;x 112.00
1. Press " until you would expect a player to 2 places before doing the statistical calculations. n Ï Sx Îx Ð
12.00
2. n Ï Sx Îx Ð 21.59
... may want to fix the decimal to play if she averages 15 points per game for all the given players? Press u. Press " " " to y¢. Press Write the correlation coefficient. F0123456789
2. ...
Teachers Guide - Page 34
...Use the calculator to investigate... Y, you only need to 1 or -1?)
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide for Teachers
27 What is the average number of best...in X.)
1. WNBA Stats - Write the correlation coefficient.
9. Write the equation for all the given players?
7. Write the correlation coefficient.
4.
Write the equation for the line of best fit....
Teachers Guide - Page 52
....
• % , 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 you set to the number of decimal places selected.
Teachers Guide - Page 88
...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
81 calculates the cosine. 4. % [ calculates the inverse cosine. 5. > calculates the sine. 6. % Z calculates the inverse sine.
Teachers Guide - Page 95
...integer power is always a multiple of results.
1 2
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide for Teachers
88 SCI
Turns on the transparency masters assume all default... ENG) affect only the display 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 n < ...
Teachers Guide - Page 101
...the transparency masters assume all values as degrees,
2
regardless of an angle.
º Å Æ r g DMS
Specifies degrees. 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 display. Specifies gradients. Specifies...
Teachers Guide - Page 105
... (r,q) or vice versa.
P4Rc Converts polar coordinate to rectangular coordinate c.
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
Teachers Guide - Page 107
..., 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...
Teachers Guide - Page 109
...INCORPORATED
TI-30X ÙS: A Guide for Teachers
A-1 Press % !
r Specifies radians. KEY
! Enters a decimal point. Calculates the reciprocal. Adds, subtracts, multiplies, and divides. Squares the value. Raises a value to DMS notation. " # $
T U V W 7 - 6 D E a F g 8 M G =
% % ] % b
Quick Reference to Keys A
FUNCTION
Moves the cursor left and right so you convert an angle...
Teachers Guide - Page 110
... degree mode.
Calculates the specified root...calculated result, displaying it deletes 1 character to percent.
When you change the Angle...the left of the cursor. Lets you enter and calculate the exponent. Clears all characters to a simple fraction. Then each time you enter...Calculates the cosine. Lets you press J, it as Ans.
Once the display is always in history. Calculates...
Teachers Guide - Page 112
...TI-30X ÙS: A Guide for Teachers
A-4 RAND Generates a random 10-digit real number between 2 numbers that lets you specify. RESET: N Y
Press < when N (no) is displayed. simultaneously to polar coordinate r. R4Pr Converts rectangular coordinate to reset the calculator... to polar coordinates (r,q) or vice versa. ENG Turns on scientific mode and displays results as a number from 1 to 10...
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