Pre-Algebra on Khan Academy: No way, this isn’t your run of the mill arithmetic. This is Pre-algebra. You’re about to play with the professionals. Think of pre-algebra as a runway. You’re the airplane and algebra is your sunny vacation destination. Without the runway you’re not going anywhere. Seriously, the foundation for all higher mathematics is laid with many of the concepts that we will introduce to you here: negative numbers, absolute value, factors, multiples, decimals, and fractions to name a few. So buckle up and move your seat into the upright position. We’re about to take off!

About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We’ve also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content.

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Uh-oh. GULP… word problems. They’re here, and not going away. Not to worry though, because Yay Math is here to shed some e-asy light on these logs, naturally. Too many math puns for comfort. But sincerely, the half-life problems, also involving exponential growth and exponential decay, can be very tricky. That’s why this video breaks…

Here we will discuss about the previous year questions of Physics of B.Sc. entrance exam of Allahabad university .. #AllahabadUniversity Watch 40 most important question of Chemistry Part 2..👇 https://youtu.be/Gk3UJ-oz4o8 Watch 40 most important question of Biology…👇 https://youtu.be/ks9BkdY3slk Watch 40 most important question of Biology…👇 https://youtu.be/8PZfh9x7vu0 Watch 25 most important question of General mental ability…BA…

In this video, Tori goes over the basics of the Polar coordinate system versus the Cartesian system. Click on the sigma in the bottom right hand corner at any time to visit centerofmath.org for more math resources.