Solution 12256: Converting from Rectangular to Polar Coordinates Using the TI-30X IIS/B and TI-30XS MultiView™.
...rdinates to polar coordinates, please follow the example listed below: Convert the rectangular coordinate (4,3) to polar form (r, q). To find r or magnitude: • Press [DRG] • Using the left and right arrow keys, underline DEG (for Degree mode) • Press [ENTER] • Press [2nd] [° ' "](key directly ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12256
Solution 10482: Discontinued Texas Instruments (TI) Graphing Calculators.
...hing products have been discontinued. However, some replacement parts are available on the TI Online Store. Please see the graphing calculators web page for a review of all current models available in the graphing calculator product line. Discontinued ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/10482
Solution 35615: Replacing the Battery in a TI-36X Pro Scientific Calculator.
...but opening the back of the calculator voids the one-year, limited warranty. This must be done carefully, as we cannot be held responsible for any damage caused when you attempt to replace the battery. However, since your calculator is already out of warranty, you might choose to remove the back ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/general-information/35615
Solution 12283: Converting from Rectangular to Polar Coordinates Using the TI-34 II Explorer Plus.
...ng the TI-34 II Explorer Plus, please follow the example listed below: Convert the rectangular coordinate (4,3) to polar form (r, q). To find r or magnitude: 1) Press [2nd][←F]. 2) Using the left and right arrow keys, underline DEG (for Degree mode). 3) Press [ENTER]. 4) Press [2nd] [° ' "](ke...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12283
Solution 12311: Performing Decimal, Fraction and Percent Conversions on the TI-36X Solar and TI-36X II.
...tion. If using the TI-36X II, press [1] [A b/c] [4] to input the fraction.• Multiply the results by 100. The screen will show 25, which is the percentage. Example: 16 is what % of 90 Solution: • This problem can be re-written mathematically as 90 * __ = 16. To find the results, divide 16 by 90, ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12311
Solution 10688: Replacing the Batteries In a TI-30Xa.
...ulator, but opening the back of the calculator voids the one-year, limited warranty. This must be done carefully, as TI is not responsible for any damage caused when you attempt to replace the battery. However, if your calculator is already out of warranty, you might choose to remove the back cas...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/10688
Solution 12324: Solving Equations Using the TI-30X IIB / TI-30X IIS.
...VAR] [=] [MEMVAR] using right cursor scroll to C, and press [=] [ ) ] [ ) ].4) Press [÷].5) Input [ ( ] [2] and press [MEMVAR] [=] [ ) ].6) Press [=] again for the first solution which is -1.Please Note: To solve for the second solution, in step 2, instead of using the [+] key, use the [-] or sub...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12324
Solution 10696: Replacing The Battery in a TI-36X II .
...t opening the back of the calculator voids the one-year, limited warranty. This must be done carefully, as we cannot be held responsible for any damage caused when you attempt to replace the battery. If your calculator is already out of warranty, you might choose to remove the back case to re...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.
...amily of graphing calculators? The syntax for the mean() function is listed below. mean(list[,freqlist]) The mean() function return the mean or average of list with the frequency list (freqlist). If a freqlist is not specified in the mean() function, the default value for freqlist is 1. Each fr...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34731
Solution 11648: Printer Display Calculator Will Not Add Or Subtract.
... please contact TI-Cares to get further assistance. Note: Texas Instruments discontinued the entire line of printing calculators more than 15 years ago. For this reason, support and/or replacement for this type of product is not available. Solution 11648: Printer Display Calculator Will Not Ad...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/11648
Solution 34843: Entering Complex Elements in a Matrix on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... of graphing calculators? The TI-83 Plus and TI-84 Plus family of graphing calculators do not allow the use of complex numbers in matrices. If an imaginary or complex number is entered as a matrix element, a "DATA TYPE" error is returned. Please see the TI-83 Plus and TI-84 Plus Family guideboo...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34843
Solution 26450: Changing the +/- sign of an answer on the TI-30X IIS and TI-30X IIB.
...88+44 and press [ENTER] You will get 132. • Now press the negate key [(-)]. The screen will show " - " • Then press the [2nd] key and the [(-)] key again. The screen will show " - Ans " • Now press [ENTER] and the sign of your answer should now be changed. Please see the TI-30X IIS or the TI-3...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/26450
Solution 33793: Performing Unit Conversions on the TI-36X Pro.
...vert 5 inches to centimeters: • Press [5]. • Press [2nd] [convert]. • Press 1: English-Metric. • Scroll to in ►cm and press [enter]. • Press [enter] again to display the answer. The answer should display 12.7. Please see the TI-36X Pro guidebook for additional information. Solution 33793: Per...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/33793
Solution 12276: Calculating Factorials on the TI-30X IIS, TI-30X IIB, or the TI-34 II Explorer Plus.
...ess the [PRB] key and press the right arrow key twice [®] [®] to access the "!" function. 3) Press [ENTER] to select the function, then press [ENTER] again to display the result. Please see the Scientific Model family guidebooks for additional information. Solution 12276: Calculating Factorials...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12276
Solving Kinetics Problems
In this activity the student will use the List and Spreadsheet and Graphs and Geometry to analyze the relationship between temperature and the concentration in a Kinetics experiment. The student will use the following functions: enter data into lists name lists use formulas to populate data ...https://education.ti.com/en/activity/detail/solving-kinetics-problems
The Bigger the Better?
In this activity, students calculate the surface area and volume of different shaped cell models. They develop an understanding of the differences in cells and their functionhttps://education.ti.com/en/activity/detail/the-bigger--the-better
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
Call it ...Dominant or Recessive
In this activity, students simulate a Punnett square of a cross between two heterozygous individuals and produce a histogram. They compare actual and expected results of genetic crosses.https://education.ti.com/en/activity/detail/call-it----dominant-or-recessive
Diprotic Acid Lab and Easy Data
Maleic Acid gives an excellent diprotic acid titration curve showing both inflection points clearly for calculation of molecular weight.https://education.ti.com/en/activity/detail/diprotic-acid-lab-and-easy-data
Electrolysis of Water
Students will learn to write the half reactions that occur at each electrode during the electrolysis of water, performed in microscale using a 9V battery as a power source. In monitoring the pH at each electrode, studens will learn that H2 is accompanied by the formation of OH- ions and that H+ i...https://education.ti.com/en/activity/detail/electrolysis-of-water
Growing Babies
In this activity, students observe and graph data about human fetal growth rates. Students build a regression model based on the data and compare values with those of other mammals. They also compare the data to non-mammal species.https://education.ti.com/en/activity/detail/growing-babies
Giant Cells
Students will examine surface area and volume of cells and describe the relationship between surface area and volume of cells.https://education.ti.com/en/activity/detail/giant-cells