Solution 34422: Calculating Inverse Sine (Arcsine), Cosine (Arccosine), and Tangent (Arctangent) on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...scroll right to highight "DEGREE" and press [ENTER]. • Press [CLEAR] to return to the home screen. Example: Calculate the inverse sine (arcsine) of .5. Press [2nd] [SIN], input .5, then press [ ) ] [ENTER]. Example: Calculate the inverse cosine (arccosine) of .5. Press [2nd] [COS], input .5, the...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34422
Solution 34428: Storing Values on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...r location on the calculator's screen. 3) Press [ALPHA] and then the letter of the variable to which that value will be stored. For example, to store 5 to the variable U, press [ALPHA] [5]. 4) Press [ENTER]. If an expression was entered, it will be evaluated. The value is now stored to that varia...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34428
Solution 34031: Sorting List Elements in Ascending or Descending Order on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...to EDIT, and press 1:Edit to enter the list editor. 2) Enter the elements of the list you want to create. For example, press [4] [ENTER] [6] [ENTER] [5] ENTER] [3] ENTER] [1] [ENTER] [2] [ENTER]. 3) Press [2nd] [LIST]. 4) Scroll to OPS, select "SortA(" to sort the list in ascending order (or "...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/34031
Solution 18810: Importing Lists Into CellSheet™ App on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...on my TI-83 Plus family, TI-84 Plus family, or TI-Nspire in TI-84 Plus mode into the CellSheet Application? Follow the steps below to import list {4,5,6,7,8} into CellSheet: • Press [STAT] [1]. • Enter the numbers, pressing [ENTER] after each number. • Press [APPS] • Scroll down to CellSheet...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/18810
Solution 13364: Maximum Number of Lists and List Elements on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
...s mode? The TI-83 family, TI-84 Plus family and TI-Nspire handheld (when used in TI-84 Plus mode) have six standard lists in memory: L1, L2, L3, L4, L5, and L6. In addition to these standard lists, it is possible to define other lists. Standard lists and user-defined lists can each contain up to ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/13364
Solution 11989: Solving a Quadratic Equation Using Numeric Solver on the TI-83 Plus and TI-84 Plus.
...he first solution, enter a new initial guess or new bounds to look for the second solution. Follow the steps below to solve the example equation: x^2=5x-6. 1) First, re-write the equation to make it equal to zero. The new equation would be: x^2-5x+6=0. 2) On the TI-84 Plus family or the TI-Nspir...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11989
Solution 11931: Calculating and Graphing Quadratic Regressions on the TI-83 Plus.
...ess [2nd] [MODE] to QUIT and return to the home screen. To calculate the quadratic regression (ax2+bx+c): 4) Press [STAT] to access the STAT menu. 5) Scroll right to highlight the CALC menu. 6) Press [5] to select QuadReg(ax+b). 7) Press [2nd] [1] [,] [2nd] [2] to input L1,L2. 8) Press [,] ...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11931
Solution 11691: Adjusting the Contrast on a TI Graphing Calculator.
... To adjust the contrast on a TI-73 Explorer™, TI-80, TI-81, TI-82, TI-83 family, TI-84 Plus family, or TI-Nspire™ handheld in TI-84 Plus mode, TI-85 or TI-86: 1) Press and release [ON]. 2) Press and release [2nd]. 3) Press and hold the down arrow (to lighten) or up arrow (to darken). (The up...https://education.ti.com/en/customer-support/knowledge-base/ti-83-84-plus-family/product-usage/11691
Continuity and Differentiability of Functions
Students will manipulate piecewise functions to make them continuous. Once students create a continuous function, they will calculate derivatives to determine if the function is also differentiable.https://education.ti.com/en/activity/detail/continuity-and-differentiability-of-functions
Proving the Pythagorean Theorem - President Garfield's Proof
This is the same proof that is found on the TI-Exchange website for the 84 plus, but I modified it for the Nspire handhelds.https://education.ti.com/en/activity/detail/proving-the-pythagorean-theorem--president-garfields-proof
Properties of Quadrilaterals
The students will investigate the properties of a parallelogram, rhombus, rectangle, square, kite, trapezoid, and isosceles trapezoid by using the measurement tools of the TI-Npsire. The students will record their results on the chart. The time for the activity will vary based on the ability of...https://education.ti.com/en/activity/detail/properties-of-quadrilaterals
Area of a Triangle Between Parallel Lines
This is an investigation of what happens to the area of a triangle when one vertex moves along a line parallel to the side opposite the vertex.https://education.ti.com/en/activity/detail/area-of-a-triangle-between-parallel-lines