Focus/Directrix Definition of Conics
This lesson involves observing and describing relationships between the focus and the directrix of each conic: parabolas, ellipses, and hyperbolas.https://education.ti.com/en/activity/detail/focusdirectrix-definition-of-conics
Sine and Cosine Identities
Students will explore the relationship between the measure of an angle and its sine and cosine. Students will develop two trigonometric identities: sinA / cosA= tanA sin2A + cos2A = 1https://education.ti.com/en/activity/detail/sine-and-cosine-identities
Roots and Cobwebs
This lesson involves finding roots to equations using a method similar to those used by many calculators.https://education.ti.com/en/activity/detail/roots-and-cobwebs
How Much Does Bubble Gum Stretch a Rubber Band?
Students will conduct an experiment where they determine how much various quantities of bubble gum affect the length of a rubber band.https://education.ti.com/en/activity/detail/how-much-does-bubble-gum-stretch-a-rubber-band
Probability of Repeated Independent Events
Investigate probability by simulating tossing a coin three times.https://education.ti.com/en/activity/detail/probability-of-repeated-independent-events_1
Permutations
Students are led through the development of the formula for finding n objects taken n at a time and then n objects taken r at a time.https://education.ti.com/en/activity/detail/permutations_1
Permutations & Combinations
Students explore permutations and combinations by arranging letters when order does and does not make a difference.https://education.ti.com/en/activity/detail/permutations--combinations_1
Parabola Construction
Students will construct a parabola using the focus and directrix definition. An extension problem has students explore how the location of the focus with respect to the directrix affects the shape of the parabola.https://education.ti.com/en/activity/detail/parabola-construction_1
Properties of Parabolas
This investigation offers an approach to show students the basic definition of a parabola as the locus of all points equidistant from a fixed point (focus) and a fixed line (directrix). Students will also interpret the equation for a parabola in vertex form and gain a visual understanding of a pa...https://education.ti.com/en/activity/detail/properties-of-parabolas
Particle Motion1
This lesson involves the motion of a particle along a straight, horizontal line.https://education.ti.com/en/activity/detail/particle-motion1
The Ambiguous Case of the Sine Law
Investigation and practice of the Ambiguous Case of the Law of Sines using the TI-Nspire.https://education.ti.com/en/activity/detail/the-ambiguous-case-of-the-sine-law
Summing up Geometric Series
This lesson involves clicking on a slider to see that the area of a square that has been systematically divided into an infinite number of pieces approaches 1.https://education.ti.com/en/activity/detail/sum-of-infinite-geometric-series
Polar Point Plotting
The student will be given a brief overview of the Polar Coordinate system. Students will be able to manipulate the radius of a polar point while graphing it on the plane or manipulate the angle and see the polar coordinate graphed on the plane. This activity is meant as an introduction to polar p...https://education.ti.com/en/activity/detail/polar-point-plotting
Quadratic Formula and Discriminant
This interactive quiz first steps students through the derivation of the quadratic formula by completing the square, and then generates random quadratics for which students need to show the steps of solving by first finding the value of the discriminant, and then using it in the formula. There ar...https://education.ti.com/en/activity/detail/quadratic-formula-and-discriminant
Properties of Matrices
Students will learn three properties of matrices by following this activity.https://education.ti.com/en/activity/detail/properties-of-matrices
NASA - Newton's Cool in the Pool
...which are necessary to achieve mission success. In this problem, students are presented with a power outage, in which the pool's heater stopped working. They are to predict the temperature change in the NBL pool due to a power failure and determine how long it will take for the water in the pool...https://education.ti.com/en/activity/detail/nasa--newtons-cool-in-the-pool
Systems of Linear Inequalities 1
Solutions to a system of linear inequalities is the intersection of each of the corresponding half planes.https://education.ti.com/en/activity/detail/systems-of-linear-inequalities-1
Areas of Polygons
Use determinants of matrices as a tool to find the areas of triangles and quadrilaterals.https://education.ti.com/en/activity/detail/areas-of-polygons
Elliptical Orbits
This lesson involves generating equations of best fit for an ellipse.https://education.ti.com/en/activity/detail/elliptical-orbits
Modeling Engine Power
In this activity, students use the TI-Nspire handheld to determine if a linear model or a quadratic model best fits a set of given data involving engine power. Students look at the pattern of data points and the sum of squares of the deviations to determine which model fits the data.https://education.ti.com/en/activity/detail/modeling-engine-power
Matrix Inverses
Modify a 2 X 2 matrix being multiplied by another 2 X 2 matrix until their product is the identity matrix.https://education.ti.com/en/activity/detail/matrix-inverses
Complex Numbers
Students calculate problems from the student worksheet to determine the rules for adding, subtracting, multiplying, and dividing complex numbers.https://education.ti.com/en/activity/detail/complex-numbers_1
Complex Numbers: Plotting and Polar Form
This activity is designed for students who have had prior experience with complex numbers. They first refresh their memories of basic operations with complex numbers. Students then learn to plot complex numbers. Students learn the basics of writing complex numbers in their polar forms and compari...https://education.ti.com/en/activity/detail/complex-numbers-plotting-and-polar-form
Maximizing the Area of a Garden
In this activity, students explore the area of a garden with a rectangular shape that is attached to a barn. Exactly three sides of the garden must be fenced. Students will sketch possible gardens and enter their data into a spreadsheet.https://education.ti.com/en/activity/detail/maximizing-the-area-of-a-garden