In this video, the teacher explains how to graph a polynomial by finding the X-intercepts. They demonstrate the process step-by-step and emphasize the importance of testing intervals to determine the sign of the graph.

Organ transplants save lives, but they come with challenges: every minute a healthy donated organ is on ice increases risk. And even if things go perfectly, rejection of the organ is still possible. Cardiothoracic surgeon Abbas Ardehali...

As we just learned, the 19th century brought about the practice of isolating compounds with medicinal properties from their natural sources, such as a variety of alkaloids. But one such alkaloid deserves its own chapter in this story,...

For a musician, ear training and aural skills are absolutely fundamental to what we're about and the ability to hear what we are doing is essential. The more we can develop our Aural skills the more refined our abilities will become....

This video looks at how our tone of voice in communication influences the way we are perceived including a look at our other nonverbal vocal cues and visual cues.

When people say "tone" of voice, they often mean much more than the...

This video introduces the concept of overtone singing, a technique used by trained vocalists to sing more than one note at a time. It explains how voice is produced and the role of vocal cords, and then delves into the production of...

Using real-life examples, Dr. Forrester explains the economic concept of supply and demand.

Lisa Martin teaches in Amman, Jordan. She is the founder of the Online Model United Nations.

In the 1960s, the story of a man and his talking horse captivated the globe. The show was Mister Ed, and it followed the hijinks of a talking horse named Mr. Ed and his keeper Wilbur Post. The show became an instant classic, and the...

In this video I go over the importance of replacing worn out nozzles. Nozzles, especially brass ones, wear out and lead to ugly prints. Examples in this video of before and after prints are using the exact same G-code, the only...

Reacciones químicas que se producen en todas las células vivas, para extraer y convertir la energía de la comida para emplearla en los demás procesos celulares. <br/<br/>>

Twig - Biología

This fifth & final video wraps up my introduction to logic. Learn to articulate the basic concepts of sets and probability. Represent sets, subsets, members / elements and probabilities of events using formal logic. I do not explain how...

Krypton is element number 36. More links in description below ↓↓↓ Support Periodic Videos on Patreon='https://www.patrelement/perioatcvideos' target='_blankatrel='nofollow'>Patreon A video on every