TED Talks
TED: Why helping people makes you happy | Asha Curran
We underestimate the power of our own generous actions, says Asha Curran, CEO of the global generosity movement GivingTuesday. Sharing stories of people making a difference through simple acts of kindness, she shows how generosity, even...
Brian McLogan
Given two sides of a triangle determine the missing length
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...
Brian McLogan
How to write and understand a trig function squared
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Brian McLogan
Rationalize the denominator to simplify a trig expression
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Curated Video
Solving an Equation of Second Degree in One Unknown Graphically and Algebraically: Example on the Quadratic Formula
New ReviewBy the end of this learning object, the student will be able to: Use the quadratic formula to solve quadratic equation.