Solution 10696: Replacing The Battery in a TI-36X II .
...y internal parts.3) Remove battery, using a small Phillips screwdriver if necessary; replace the old battery with the new battery. Install battery according to polarity (+ and -) diagrams.Caution: Avoid contact with other TI-36X II components while changing the battery.If necessary, press ON a...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10696
Solution 34731: Using the Mean() Function on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
.... If a freqlist is not specified in the mean() function, the default value for freqlist is 1. Each freqlist element counts the number of consecutive occurrences of the corresponding element in the list. Refer to the examples provided below. Example: Find the mean of {1,2,3,4} 1) From the main sc...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34731
Solution 10702: Unexpected Results When Sin(Pi) Does Not Return Zero on the TI-68.
...alculating p radians is an approximation of zero. When solving trigonometric functions, very sophisticated algorithms are used to calculate the most accurate answer possible. With this in mind, plus the fact that it uses a 13-digit approximation of the irrational number p, the TI-68 is calculati...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10702
Solution 34733: Performing Degrees, Minutes, Seconds (DMS) Conversions on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... [MODE], scrolling to DEGREE and pressing [ENTER]. Press [2nd] [MODE] to QUIT and return to the home screen. • Input 15.375. • Press [2nd] [APPS] to access the ANGLE menu, then press the [4] key to select the ►DMS function (convert to degrees, minutes, seconds). • Press [ENTER] to complete t...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34733
Solution 12288: Inverse Function on the TI-34 II Explorer Plus™.
...rer Plus? On the TI-34 II Explorer Plus calculator, the [x-1] key is used to calculate the inverse (or reciprocal) of a value. The [x-1] function is accessed by pressing [2nd] [EE]. Please refer to the example provided below. Example: Find the inverse of 3. 1) Press [3] [2nd] [EE] [=].The display...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12288
Solution 12301: Green Letter Key Labels Represent Physical Constants on the TI-36X Solar Scientific Calculator.
...cal constants) on the TI-36X Solar used? The green letters on the TI-36X Solar indicate the value of a physical constant. The physical constants are accessed using the [CONST] key. For example, to display the constant for the speed of light (c), press [3rd] [CONST] [c]. The screen will show 29979...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12301
Solution 34834: Typing Text Labels on Graph Screens on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...on writes text on graphs beginning at pixel (row, column), where 0£ row £57 and 0£ column £94. The function is located in the DRAW menu which can be accessed by pressing [2ND] [PRGM]. The syntax for the text() function is: text(row, column, text1, text2,…) Please refer to the example provided b...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34834
Solution 34592: Calculating Logs of Bases Other Than 10 on the TI-84 Plus Family of Graphing Calculators.
...n the TI-84 Plus family of graphing calculators. Please Note: The TI-84 Plus and TI-84 Plus Silver Edition require Operating System (OS) v 2.55MP to access the logbase function below. To verify what OS is installed press [2nd] followed by [+] then in the menu that appears select [1:About]. If you...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34592
Solution 34779: Correcting a Domain Error When Calculating a 1-Prop Z-Interval on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...or on the TI-83 Plus and TI-84 Plus family of graphing calculators? When calculating a 1-Prop Z Interval and the number of trials and the number of successes are given, it is important to input the trials in n and the number of successes in x. If this done incorrectly, the calculator will display...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34779
Solution 33391: Using Hyperbolic Functions on the TI-36X Pro.
...ch How do I use the hyperbolic functions on the TI-36X Pro? By pressing the Trigonometry keys (sin,cos,tan) repeatedly, you will be able to access the corresponding hyperbolic or inverse hyperbolic functions. Angle modes do not affect hyperbolic calculations. • Press [sin/sin-1] 3 times ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/33391
Solution 34777: Graphing a Non-Recursive Sequence on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...ess [ENTER] to change to SEQ mode. • Press [CLEAR] to return to the home screen. Example: Graph the sequence function u(n)=2n+1. • Press [Y=] to access the Y= editor. • Press the up arrow key then press [1] [ENTER] to set the nMin value equal to 1. NOTE: nMin is smallest value of n the seque...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34777
Solution 12162: Symbolic Derivative Example Using the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...syntax for d() is below:d(expression,variable[,order])Returns the first derivative of expression with respect to variable. The optional argument and accompanying comma are enclosed in brackets. If included, order must be an integer. If the order is less than zero, the result will be an anti-deriv...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12162
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
Vernier - Enzyme Action: Testing Catalase Activity
Students will use an O2 Gas Sensor to measure the amount of O2 produced when H2O2 is broken down by the enzyme catalase at different concentrations, pH values, and temperatures. They will also measure the enzyme's initial reaction rates.https://education.ti.com/en/activity/detail/vernier--enzyme-action-testing-catalase-activity
Vernier - Photosynthesis and Respiration
Students use the gas sensors to measure the amounts of oxygen and carbon dioxide consumed or produced by a plant during respiration and photosynthesis. They also determine the rate of respiration and photosynthesis in a plant.https://education.ti.com/en/activity/detail/vernier--photosynthesis-and-respiration
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
Vernier - Microscale Acid-Base Titration
In this activity, students' will use a pH sensor to determine the change in pH during a titration of a known concentration of NaOH and unknown concentration of HCl. Students' will determine the concentration of unknown HCl.https://education.ti.com/en/activity/detail/vernier--microscale-acidbase-titration
Vernier - Mix it Up: Combining Liquids of Different Temps
Students use the EasyTemp Probe to measure the temperature of hot and cold water before and after mixing. Students compare the mixing temperatures to a linear prediction. EasyData™ is needed for this activity.https://education.ti.com/en/activity/detail/vernier--mix-it-up-combining-liquids-of-different-temps
Vernier - Nitrate
Student uses the Nitrate Ion-Selective Probe to measure the Nitrate ions concentration in water samples. In another method, student converts nitrate ions to nitrite and use the Vernier Colorimeter to measure nitrite and calculate the nitrate levels.https://education.ti.com/en/activity/detail/vernier--nitrate
Vernier - pH
Students use a pH sensor to measure the pH level of water in a stream or lake. They examine how air pollutants like sulphur dioxide, nitrogen oxides, and carbon dioxide cause acid rain, which affects the pH of water bodies and aquatic organisms.https://education.ti.com/en/activity/detail/vernier--ph
Vernier - Dissolved Oxygen
Students use the Dissolved Oxygen Probe to measure the concentration of dissolved oxygen in water from streams and rivers. They correlate the availability of dissolved oxygen to temperature, pressure, and salinity.https://education.ti.com/en/activity/detail/vernier--dissolved-oxygen
Vernier - Boiling Temperature of Water
In this activity, students will use an EasyTemp probe to measure the temperature of hot water and determine its boiling temperature. EasyData™ is needed for this activity.https://education.ti.com/en/activity/detail/vernier--boiling-temperature-of-water
Vernier - Determining the Mole Ratios in a Chemical Reaction
Measure the enthalpy change of a series of reactions. Determine the stoichiometry of an oxidation-reduction reaction in which the reactants are known but the products are unknown.https://education.ti.com/en/activity/detail/vernier--determining-the-mole-ratios-in-a-chemical-reaction
Measuring Air Pressure
This activity is intended for my Introductory Meteorology class; an earth science elective intended for Juniors and Seniors. (It was orginally modifed from an Introductory Meteorology Laboratory Assigment taught to undergraduates at Florida State University. However, modifications could be done t...https://education.ti.com/en/activity/detail/measuring-air-pressure
Vernier - Where IS North?
In this activity, students will use a Magnetic Field Sensor to measure the magnetic field of the Earth and to determine magnetic north. They will also calculate the magnetic inclination and declination at their location.https://education.ti.com/en/activity/detail/vernier--where-is-north