Solution 11521: Installing New TI Key Fonts on a Windows® Computer.
...Fonts on a Windows® Computer. website Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search How can I install new TI Key Fonts on my co...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11521
Solution 11748: Explanation of r^2 and R^2 on the TI-83 Family or TI-84 Family Graphing Calculator.
... Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Why is R^2 computed for some regressions on a TI-83 family or TI-84 family graphing calculator? The following information details when r2 and R2 are computed ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11748
Solution 21911: nDeriv and Derivative Commands Use Different Algorithms to Compute Answers.
...lgorithms to Compute Answers. website Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Do the nDeriv and derivative commands use d...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/21911
Solution 13680: Finding Proper Fractions and Common Denominators on the TI-89, TI-89 Titanium, TI-92 Family or Voyage™ 200 Graphing Calculators.
...Denom (expression [,var]) - the var is for common denominators that collect similar powers of this variable. Example: Find the proper fraction for (x^4-2x^2+x)/(2x^2+x+4) then transform the answer into a ratio of a fully expanded numerator and a fully expanded denominator. Solution: (31x+60)/8 is...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/13680
Solution 11820: Algorithm Used for the cZeros() (Complex Zeros) Function on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...he cZeros(expr, var) function does this by computing exp►list(cSolve(expression = 0, var, var). Please refer to the example provided below. cZeros(x5+4x4+5x3-6x-3, x) • Press [2ND] [MATH]. • Select [9: Algebra] [A: Complex] [3:cZeros]. • Press [X] [^] [5] [+] [4] [X] [^] [4] [+] [5] [X] [^] [3] [...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11820
Solution 11868: Certain Polar Values Not Computed on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...ation and approximate it. Example: (250 < 85)*(121 < 3)/((250 < 85)+(121 < 3)) The exact solution to this is... (30250*(62500*(cos(3))2*(cos(5))4+(125000*(sin(5))2*(cos(3))2+60500*sin(5)*cos(3)+14641)*(cos(5))2+60500*sin(3)*cos(5)+62500*(sin(5))4*(cos(3))2+60500*(sin(5))3*cos(3)+14641*(sin(...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11868
Solution 11727: Computing the Dot Product on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... to compute the dot product using the TI-89 family, TI-92 family and Voyage 200. Example: Find the dot product of vectors and • Press [2ND] [MATH] [4]. • Press [ALPHA] [L] [3]. • Press [[] [1] [1] [,]. • Press[5] []] [,]. • Press [[] [6] [,]. • Press [(-)] [8] []]. • Press [)] [ENTER]. Note...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11727
Solution 11726: Computing the Doolittle LU (lower-upper) Decomposition of a Matrix on the TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
...0 may omit pressing [ALPHA] or [2ND] [A-LOCK] during these steps.• Press [ENTER] [6] [ENTER] [1] [2] [ENTER] [1] [8] [ENTER].• Press [5] [ENTER] [1] [4] [ENTER] [3] [1] [ENTER].• Press [3] [ENTER] [8] [ENTER] [1] [8] [ENTER].• Press [HOME].To Calculate the LU (lower-upper) decomposition of the ma...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11726
Solution 11725: Computing the Cross Product on the TI-89 Family and Voyage™ 200 Graphing Calculators.
...1) Turn the calculator ON and on the TI-89 Family press [HOME] and on the Voyage 200 press [Green Diamond][Q] (CALC HOME). 2) Press [2nd] [5], select 4:Matrix and press the [right arrow] key 3) Press [ALPHA] [L] and select 2:crossP( and press [ENTER]. 4) Input [3,5],[-2,8]. 5) Press [)] then [ENT...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11725
Solution 10352: Inputting Complex Numbers on the TI-85 or TI-86 Graphing Calculators.
... Please refer to the examples provided below:Please Note: To activate complex mode press [2nd][CPLX].(3+7i) would be input using [(] [3] [,] [7] [)])(4-5i) would be input using [(] [4] [,] [(-)] 5] [)])(2<5) would be input using [(] [2] [<,] [5] [)])Please see the TI-85 and TI-86 guidebooks for...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10352
Solution 10215: Polynomial Root Finder and Simultaneous Equation Solver App gives Unexpected Result for the TI-83/84 Plus, TI-89/TI-92/Voyage 200 and the TI-85/TI-86 families of the Graphing line of Calculators.
... Home | Other Graphing Calculator products Knowledge Base Knowledge Base Search Why do I receive unexpected complex results when using the Polynomial Root Finder and Simultaneous Equation Solver Application? The following explains why complex results are ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10215
Solution 11695: Algorithm Used to Compute a Cubic Polynomial on a TI-85, TI-86, TI-89 Family, TI-92 Family, and Voyage™ 200 Graphing Calculators.
... family, TI-92 family, and Voyage 200 graphing calculators? The data listed below was used in the following explanation: X = 1.0E-5 * {-7, -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11} Y = {-11000, -8200, -5400, -3900, -2400, -1200, -830, 0, 600, 1400, 2300, 4000, 5400, 7900, 10...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/11695
Solution 10403: Symbolic Manipulation Capabilities of the TI-85 when Computing Derivatives.
...di-font-family:"Times New Roman"; mso-bidi-theme-font:minor-bidi;} There are no symbolic manipulation capabilities on the TI-85. The der1() and der2() functions use an exact method internally, they will not give a symbolic output. The TI-85 has been discontinued. When upgrading, consider the ...https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/10403
Solution 33451: Calculating Combinations and Permutations on the TI-36X Pro.
...emonstrate how to calculate combinations and permutations on the TI-36X Pro scientific calculator. Example 1: What are the combinations of 4 choosing 2? Solution: 1) Press [4] [!nCr nPr] [!nCr nPr]. This is the key located in the third column, third row. 2) Press [2] [enter]. 3) The solution will...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/33451
Solution 34878: Explanation of r^2 and R^2 on the TI-84 Plus C Silver Edition Graphing Calculator.
... Home | TI-83 Plus and TI-84 Plus family of products Knowledge Base Knowledge Base Search Why is R^2 computed for some regressions on a TI-84 Plus C Silver Edition? The following information details when r2 and R2 are computed using a TI-84 Plus C ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/34878
Solution 34718: Calculating Permutations and Combinations Using the TI-84 Plus C Silver Edition Calculator.
...elow will demonstrate how to calculate permutations and combinations using the TI-84 Plus C Silver Edition.Example: How many possible permutations of 2 cards can be chosen from a deck of 5 cards?• Input 5.• Press [MATH], arrow right to highlight PRB, then press [2] to select the nPr function.• In...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34718
Solution 34611: Computing One Way Analysis of Variance (ANOVA) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
... of golf balls when struck by a driver, a completely randomized design is used. A robotic golfer, using a driver, is set up to hit a random sample of 24 balls (8 of each brand) in a random sequence follow the steps below: 1) Press [stat] [5] [enter] to restore default lists 2) Press [stat] [4] [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34611
Solution 34831: Entering and Computing Fractions on the TI-84 Plus Family of Graphing Calculators.
...family of graphing calculators do not have a specific fraction key, but does have a template that allows fractions to be entered. For example, add 3 2/5 to 3/4 using the steps below: 1) Press [ALPHA] [F1] [1]. 2) Enter in [3]. 3) Press [Down Arrow]. 4) Enter in [4]. 5) Press [Right Arrow]. 6...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34831
Solution 12251: Calculating nth Roots Using the TI-30X IIS/B, TI-34 II Explorer Plus™ and TI-30XS MultiView™ Scientific Calculators.
... Home | Scientific, elementary & basic calculators Knowledge Base Knowledge Base Search How do I perform nth root computations using the TI-30X IIS/B, TI-34 II Explorer Plus and TI-30XS MultiView scientific calculators? The example below will demonstrate how to...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/12251
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.
...lculators? The example below demonstrates how to calculate an effective APR with points and fees. Example: Assume there is a $100,000 mortgage with 2 points and $5,000 in fees. With an 8% interest rate for 360 months, what is the effective APR after points and fees? • Press [APPS] and select [...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34780
Solution 15769: Calculating Combinations and Permutations on the TI-30X IIS/B and TI-34 II Explorer Plus™.
...te how to calculate combinations and permutations on the TI-30X IIS/B and TI-34 II Explorer Plus:For example: What are the combinations of 5 choosing 2?1) Press [5] [PRB] [Right Arrow] [ENTER] [2] [ENTER].The screen will show 10.For example: What are the permutations of 5 choosing 2?1) Press [5] ...https://education.ti.com/en/customer-support/knowledge-base/scientific-elem-calculators/product-usage/15769
Solution 12150: Multiplication of Complex Numbers in Polar Form on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
...family, 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] [)]....https://education.ti.com/en/customer-support/knowledge-base/other-graphing/product-usage/12150
Outbreak!
In this activity, students simulate the spread of a virus. They produce a graph representing the spread and analyze the rates of change over time. Students compare how viral and bacterial infections spread in a population.https://education.ti.com/en/activity/detail/outbreak
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
Gas Lab
...lab on day one. On day two and three they practice the lab. On day four we discuss the lab and all the calculations. On day 5 students team up and complete a lab quiz. Their instructor fills their balloon with an unknown pure gas from a storage tank. Students are awarded points based on how c...https://education.ti.com/en/activity/detail/gas-lab