An equation proper is generally a formula that states observed facts and is thus empirically true. The equation that describes the Balmer series of lines in the visible spectrum is a good example, as ...

Learn how to solve simultaneous equations using substitution, algebraic and graphical methods with this BBC Bitesize Key Stage 3 Maths guide, then practise with examples and test questions.

For example, if you scan a linear equation asking you to solve for x, like “x-4=10,” the results will include links to online tutorials or even YouTube videos explaining how to solve similar ...

Thirst for physics: Leonard Susskind's popular series of lectures for the general public have been compiled in this book. (Courtesy: Linda A Cicero/Stanford News Service) The mantra for ...

The evidence for the Big Bang is overwhelming, but we cannot describe what goes on in that event. We can’t accurately call it ...

A mathematician at Carnegie Mellon University has developed an easier way to solve quadratic equations. Here's the secret.

How much faster could engineering progress with an artificial intelligence oracle that could answer any physics question?

Black hole singularities should not exist, according to theories of quantum mechanics. New tweaks to Einstein's equations of general relativity could finally do away with them, and explain what ...

Still, Docs can solve basic math problems while you're working on your go-to Chromebook or laptop. We show you how to solve simple math equations on Google Docs.