Solution 10438: Performing Polar to Rectangular and Rectangular to Polar Conversions on the TI-85 and TI-86.
...ular: Please Note: The angle mode is set to "Degree". 1) Input (3,4) 2) Press [2nd] [CPLX] 3) Press [MORE] [F2] [ENTER] The screen will show (5<53.1301023542) as the solution. The < symbol denotes the "angle" symbol on the calculator. To convert from rectangular to polar: 1) Input (5<53.13). ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/troubleshooting-messages-unexpected-results/10438
Solution 35615: Replacing the Battery in a TI-36X Pro Scientific Calculator.
...ts calculator, please refer to the guidebooks section. If your calculator does not power on, please see Warranty Information on Texas Instruments Products Purchased in the United States and contact TI-Cares to obtain service information. Solution 35615: Replacing the Battery in a TI-36X Pro Scie...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/35615
Solution 34657: Converting an Angle from Radian to Degree on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...reen and clear the home screen. 3) Press [3] [6] [0] [2nd] [ANGLE] [1] [Enter] this will convert the 360 degrees to an approximation of 2π 6.283185307. Please see the TI-83 Plus and TI-84 Plus Family guidebooks for additional information. Solution 34657: Converting an Angle from Radian to ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34657
Solution 34611: Computing One Way Analysis of Variance (ANOVA) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...,] [2nd] [2] [,] [2nd] [3] [ ) ] to input L1,L2,L3) and complete the ANOVA function. 11) Press [enter] to calculate the ANOVA. The p-value is 0.530657, which shows that there is not a significant difference between any of the mean distances traveled by the three brands of balls. In this case...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34611
Solution 34733: Performing Degrees, Minutes, Seconds (DMS) Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...sion process. Below is an example of how to convert a number from degrees, minutes, seconds to decimal degrees. Example: Convert the number 15°22'30" into decimal degrees. • Input 15, then press [2nd] [APPS] [1] to input the degrees symbol. • Input 22, then press [2nd] [APPS] [2] to input th...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34733
Solution 12291: Performing Trigonometry Calculations on the TI-34 II Explorer Plus™.
... TI-34 II Explorer Plus? To calculate sine, cosine, and tangent using the TI-34 II Explorer Plus, please follow the examples below. Example: Sine of 30 degrees 1) Press [2nd] [TRIG] 2) Press [=] to select "sin"3) Input 30 and press [)][=]The answer will be displayed as .5.Example: Cosine of 30 d...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12291
Solution 34780: Computing Effective Annual Percentage Rate (APR) with Points and Fees on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... off to hundredths). Compute the actual loan amount by subtracting points and fees on the PV= line: • 100000 [X] .98 [-] 5000. This should store 93000 on PV. • To compute the interest rate, or the effective APR scroll up I% and press [Alpha] followed by [ENTER]. The computed effective A...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34780
Solution 33771: Calculating One-Variable Statistics Using the TI-36X Pro.
...ariable statistics using the TI-36X Pro? To calculate one-variable statistics on the TI-36X Pro, please refer to the example below: Example: L1{10,25,30,40} To define statistical data points: 1) Press [data]. 2) Input 10 under L1 and press [enter]. Repeat steps until all data points are entered. ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/33771
Solution 33871: Finding the Reduced Row Echelon Form of a Matrix on a TI-36X Pro.
... Row Echelon Form of a Matrix on a TI-36X Pro. website Home | Scientific, elementary & basic calculators Knowledge Base Knowledge Base Search How do I find the reduced row echelon form...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/33871
Solution 12153: Performing Polar and Rectangular Conversions using the TI-89 Family, and Voyage™ 200 Graphing Calculators.
...is displayed6) Press [ENTER] for the result Please Note: Answers will vary depending on mode settings. For example: Convert the polar coordinates (5, 30°) to rectangular form.1) Press [MODE] and be sure that the Angle mode is DEGREE2) Press [(]3) Input 54) Press [2nd][EE] for the angle operator (...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12153
Solution 12150: Multiplication of Complex Numbers in Polar Form on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...ily, and Voyage 200 graphing calculators? The following example demonstrates how to multiply two complex numbers in polar form. Example: Multiply (45Ð30) by (45Ð-30). 1) Press [(] [4] [5]. 2) Press [2nd] [Ð]. 3) Press [3] [0] [)] [x] [(] [4] [5]. 4) Press [2nd] [Ð]. 5) Press [(-)] [3] [0] [)]. 6)...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12150
Phosphate Analysis
One method of measuring the phosphate concentration is by using a Colorimeter. This instrument measures the amount of light transmitted through a sample at a given wavelength. The amount of light absorbed is mathematically related to the concentration of the solution.https://education.ti.com/en/activity/detail/phosphate-analysis
Radioactive Dating (isotopes) - PhET (HS)
TBDhttps://education.ti.com/en/activity/detail/radioactive-dating-isotopes--phet-hs
Reaction Rates
Student will see how the decomposition of nitrogen dioxide creates nitric oxide and oxygen. Students and/or teacher will use this to demonstrate how you would find the reaction rates using the numbers that are given in the problem, and then maybe using numbers that they obtain on their own with ...https://education.ti.com/en/activity/detail/reaction-rates
Setting the Trend
Students will determine the trend in atomic radius for the periodic table, the trend in first ionization energy for the periodic table, and the trend in electronegativity for the periodic table.https://education.ti.com/en/activity/detail/setting-the-trend
Naturel Selecton - PhET (HS)
TBDhttps://education.ti.com/en/activity/detail/naturel-selecton--phet-hs
Mole Activity
This activity is intended to help students gain an understanding of the mole concept. By determining the molar mass of the element at each station, students will be able to identify the element. Students will learn that the molar mass of each element is unique and different, although the number...https://education.ti.com/en/activity/detail/mole-activity
Variety is the Spice of Life
In this activity, students will collect data on all members of the class. They will make a graph of the data collected, interpret variations, and then draw conclusions.https://education.ti.com/en/activity/detail/variety-is-the-spice-of-life
Enthalpy of an Ion
Students will explore exothermic and endothermic reactions and create a classroom calorimeter to measure energy of a reaction.https://education.ti.com/en/activity/detail/enthalpy-of-an-ion
Vernier - Photosynthesis
Students will use a Colorimeter to compare the rates of photosynthesis for plants in different light conditions. They investigate the role of chloroplasts and light on photosynthesis.https://education.ti.com/en/activity/detail/vernier--photosynthesis
Exploring the Relationship Between Mass and Volume
In this activity the student will use the List and Spreadsheet, Graphs and Geometry, and Calculator applications to analyze the relationship between mass and volume. The student will use the following functions: enter data into lists name lists use formulas to populate data determine regression...https://education.ti.com/en/activity/detail/exploring-the-relationship-between-mass-and-volume
Exploring the Temperature Dependence of the Equilibrium Constant
In this activity the student will use the List and Spreadsheet, Graphs and Geometry, and Calculator applications to analyze the relationship between temperature and the equilibrium constant (K). The student will use the following functions: enter data into lists name lists use formulas to popul...https://education.ti.com/en/activity/detail/exploring-the-temperature-dependence-of-the-equilibrium-constant
The River of Life
In this activity, students compare human body mass with blood volume. They graph the data and build a regression model. They estimate their own blood volume and also predict volumes of blood for other animals.https://education.ti.com/en/activity/detail/the-river-of-life_1
Finding the % salt in seawater
In this experiment, students are asked to collect data in order to prepare a calibration curve showing the relationship between the % of salt and the mass of salt water. Using this graph, students will be able to determine the concentration of salt in a sample of ocean water. The activity provid...https://education.ti.com/en/activity/detail/finding-the--salt-in-seawater