Preliminary Studies Search Results

How To: Compute ratios in basic arithmetic

Looking for a guide on how to calculate ratios in basic mathematics? Look no further. This free video math lesson will show you how it's done. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just study for that next big test).

How To: Solve percentages without a calculator

Want to know how to find percentages quickly without the use of a calculator? It's easy. This free video math lesson will show you how it's done. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just study for that next big test).

How To: Solve inequalities with mixed and negative variables

Not all inequalities are created equal. See how to solve three of the most common types with this free video algebra lesson, which discusses regular, negative and mixed-variable inequalities. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Divide mixed numbers in mathematics

Looking for a primer on how to divide mixed numbers in basic arithmetic? See how it's done with this free video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Apply order of operations in algebra

In algebra, "order of operations" essentially means solving first for exponents or roots, then multiplication, division, addition and subtraction. The steps for the order of operations also require attention to mathematical grouping symbols, such as parentheses and brackets. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footst...

How To: Use the quadratic formula to solve algebraic equations

Using the quadratic formula to solve equations may bring one, two, or no algebraic solutions. The quadratic formula is special to quadratic equations, which can have fractions, radicals, or neverending decimals. Learn how to solve quadratic equations using the quadratic formula with this free video algebra lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's ea...

How To: Quickly solve quadratic equations by factoring

See how to solve quadratic equations in algebra through factoring with this free video math lesson. Factoring quadratic expressions is easy once you know the system. Learn it with this how-to. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Solve quadratic equations by factoring using grouping

Learn how to take a quadratic equation in standard form and change the trinomial into a binomial product. Using the zero product rule, the zeros of the graph can then be found. The grouping method is effective when the leading coefficient (the number factor of the squared term) is some number other than 1 (one). From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easi...

How To: Divide mixed numbers in basic arithmetic

Would you like to know how to divide mixed numbers (numbers containing fractions) into one another in basic arithmetic? It's easy. Learn how with this free video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). See how to express mixed numbers ...

How To: Evaluate numbers raised to fractional exponents

Looking for instructions on how to evaluate numbers raised to fractional powers? Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this free math tutorial, you'll learn how to solve problems involving numbers raise...

How To: Calculate percentage composition by formula

Could you use a little help figuring out how to find percentage composition? Watch this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this free math tutorial, you'll learn how to calculate percentage composition by formula.

How To: Recognize polynomials in algebra

Need help figuring out whether a given expression is a polynomial or not? Watch this free video algebra lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this free math tutorial, you'll learn how to distinguish polynomials from non-polynomials i...

How To: Measure right triangles with the Pythagorean theorem

Know the length of two sides of a triangle and want to know the third? With the Pythagorean theorem, a^2+b^2=c^2, it's easy! Learn how to use it with this free video geometry lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Solve a system of equations algebraically

A system of linear equations usually has a solution that is an ordered pair (x,y). Sometimes that isn't the case, especially when the equations represent the graphs of parallel lines (inconsistent system) or the same line (dependent system). Learn how to solve a system of equations algebraically in this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet,...

How To: Find the mean of a set of numbers

Need to find the mean (that is, the regular average) of a set of numbers? It's easy! So easy, in fact, that this clip can present an overview in just under 45 seconds' time. Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big te...

How To: Use the upside-down birthday cake method to find a GCF

Need to find the greatest common factor for a set of numbers? Easy as cake. Learn how to find GCFs using the upside-down birthday cake method with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Find the GCF for two terms using factor trees

Need to find the greatest common factor for a set of two numbers? Try a factor tree! Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Find the LCM & GCF of a number set with a Venn diagram

Looking for an easy way to find the least common multiple and greatest common factors for a number set? Try a Venn diagram! Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Find an LCM with the upside-down birthday cake method

Look for an easy way to find the least (or lowest) common multiple for a set of numbers? Like to think in pictures? Try the upside-down birthday cake method! Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Find an LCM or GCF with the Indian method

Looking for an easy method for discovering the lowest common multiple (LCM) and/or greatest common factor for a set of numbers? Try the Indian method! Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Graph a system of linear equations on a TI83 or TI84

Need to know how to solve a standard-form system of linear equations by graphing using a TI83 or TI84 series graphing calculator? Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test).

How To: Use derivatives to find slope in calculus

Need help figuring out how to work with derivatives in calculus? From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to use derivatives to f...

How To: Have more self confidence

When it comes to confidence you must first understand where you are confident and where you are not confident. The video talks about people asking how to get confidence. If you are asking that question then you must be aware of an area of your life you are not confident. Also there must be areas of your life that you are confident even if it is by yourself making a cup of tea. If you are just being you and not measuring yourself against something or someone else then chances are that you will...

How To: Get DVDs on your Mac using the Ripit Mac app

The perfect solution to get your movies onto your computer! The Ripit app is simple, and does exactly what it says it does: Ripit! Just put your DVD in your drive, open Ripit, and press the rip button. Ripping your DVDs can be a useful step in organization of your movies and keeping them safe. You can scratch a DVD but a file on your Mac won't be easily hurt. Recent studies have also shown that your Mac uses less battery power reading a file on your hard drive than reading a DVD. So why carry...

How To: Layer techniques to create a belly dance routine

Get started on the dance floor creating belly dancing routines with the help of layering. When layering various techniques and moves in belly dancing, perfect each individual movement before combining them together. Get closer to master a belly dancing routine by layering movements with this instructional video conducted by an expert: Yasmeen began dancing at the young age of 3 and studied ballet, flamenco, folkloric, hip-hop and modern dance styles, as well as tribal fusion belly dance and O...

How To: Sharpen a knife with a fine & coarse stone

This video by Slokkro shows how to sharpen a knife using multiple wet sharpening stones. The video has no spoken words, choosing instead to have English subtitles, pointing out the various items and techniques for sharpening a blade. Following the directions should enable the viewer to put a nice edge on dull blades, with the technique of using a coarse stone first, then a fine-grained one. The motions are repeated several times in the video, giving the viewer an opportunity to study it witho...

How To: Cram & study effectively for a test

Chau-Minh, a private tutor, discusses cramming and how to do it effectively. This video does not intend to endorse cramming, but if you are probably screwed then you might as well see it. When you cram, don't expect to get a high grade because you lack time. To pull out a high grade, we need to do deletion. Deletion is just like chopping a branch to make the tree smaller. The tree would signify the lectures of your professor. Crossing out the topics that are discussed rarely by the professor ...

How To: Build confidence by sharing your smile

This video is presented by Patricia Stark. The Patricia Stark says "smile and the whole world smiles with you". She goes onto say that smiling breaks the ice and can let people know your intentions. She mentions that body language experts state that people who do not smile are usually not confident and not prepared. The same studies show that people view those who smile as more intelligent. If you want to look confident and knowledgeable in your next presentation, make sure you smile! Patrici...

How To: Understand the basics of trigonometry

Learn and understand the basics of Trigonometry in this entertaining video. Taught by an experienced YayMath instructor, viewers gain knowledge in the study of trigonometry: the relationship of angles and the triangles they are in. Trigonometry is relevant in many forms of everyday living and careers including architecture. Watch as the experienced instructor gives easy-to-follow instructions and examples including solving "x for y" equations using the 'SOHCAHTOA' method, an abbreviation for ...

How To: Improvise on guitar

In this video tutorial, viewers learn how to improvise on the guitar. This video lesson will cover how you can make a study of the fretboard layout of notes and then move on to applying scale patterns on top of, "octave templates," to gain a better working knowledge of the guitar neck. Soloing skills have a lot to do with having a great connection between left and right hand techniques. This means that phrasing devices are of the utmost importance. Learning to phrase lines can help you achiev...

How To: Know how long it takes to lose abdominal fat

This video describes the ways people hold onto fat. There are three main types of bodies. There are naturally skinny, round with an easy time gaining weight and overly round with a hard time losing weight. Each person is different but in certain body groups there is an easier time to maintain a lean appearance. Fat cells in your body also play a part in you getting fat and staying thin. It is said that all of your fat cells have been fully grown in your puberty years. There are some new studi...

How To: Completely erase all the data on your hard drive

In this video the instructor gives tips on how to erase a PC hard drive. An MIT study shows that 74 percent of the discarded hard drives contain private data on them that can be read and recovered by others. So you should learn how to completely erase all the data so that no one can recover or read from it later. Now formatting the drive or deleting a few files wont do it. For this you will need to have a proper software that meets or exceeds that US Department of Defense standards for data r...

How To: Find the area of a circle easily

In this video lesson, you learn how to find the area of a circle. The video starts with an explanation of the area's formula. This formula can then be used to find the area of any circle, given its radius, which is half the diameter of the circle. There are many applications for this formula, whether in architecture, or studying for a basic geometry test. Euclidean geometry is the cornerstone of any education, and this video teaches you one of the many formulas in geometry.

How To: Find a central angle

This math tutorial shows you using geometry how to find a central angle. The teaching tutorial shows you how each line and angle are used to determine the angles within the geometry problem so that you can figure out the answer to a question. The specific math problem is used for when you are given two diameters and an arc degree. This is a great explanation if you are struggling with any geometry related question or homework problem and would easily be used to help out as a refresher or to h...

How To: Say "I am about to..." in Vietnamese

In this video, Bud Brown explains that it's useful to learn to say "I am about to (do something)" or "I just finished (doing something)" in another language. The Vietnamese word for "about to" is "sap" pronounced "sup". To say "I'm about to go out" in Vietnamese is "Toi sap di choi." "I'm about to eat" is "Toi sap di an com." To indicate that you just finished doing something, use the Vietnamese word "vua" pronounced "vuh". "I just finished eating" is "Toi vua an com." "I just finished workin...

How To: Understand Tagalog grammar terms

This how to video describes how to understand and use Tagalog grammar terms properly. The author suggests reading the book "Conversational Tagalog" to help increase your basic understanding of the language. He then covers the use of verbs and other grammatical devices in the Tagalog language. This video is perfect for those who are studying the Tagalog language or for those who need a quick refresher. The video lasts about eight and a half minuets and leaves you with a better understanding of...

How To: Say "apricot" in Polish

Some studies say apricots help prevent cataracts, heart disease, and even cancer. They're also high in antioxidants and beta carotene. So, grab an apricot for an on-the-go snack the next time you leave the house or make a low-sugar apricot jam for a sweet & healthy treat.

How To: Say "grapes" in Polish

Some studies show it's not just red wine that might be good for the heart, but grapes as well. Makes sense right? Learn the words of your favorite fruits & vegetables with help from these short Learn Polish videos. In this language instructional, learn how to pronounce & say the word "grape".