Formulas

How To : Solve problems about linear equation

In this video the instructor shows how to write a linear equation. If you need to find the equation of a line that passes through the two given points then you need to find the linear equation of that line. The first step is to find the slope of the line that passes through th ...more

How To : Play the A minor scale on the piano for beginners

Major scales give a song harmony, peace, and coherence, but minor scales (often thought of as their sour cousin) add interest. Which is why even popular pop songs commonly inject key changes to let rip a minor scale that sends the song from boring to Billboard. If you're inte ...more

How To : Derive the area of triangle using trigonometry

This video teaches the method to find the area of triangle using law of cosines and law of sines together with the area formula. Law of cosines is used when you have the length of three sides. It states that the square of side 'a' is equal to addition of the squares of sides ' ...more

Scrabble Bingo of the Day : EUCAINE

EUCAINE n pl. -S an anesthetic 59 points (9 points without the bingo) The first effective local anesthetic ever was cocaine, obtained from the leaves of the coca plant, and it's still legal for medical use. But cocaine tends to cause intense vasoconstrictor activity and some ...more

How To : Find the area of a square

This video explains to you how to find the area of a square. The area of a square is given by the formula area = width x height But since the width and height are by definition the same, the formula is usually written as area = s x s where s is the length of one side. In ...more

How To : Format dates with the WEEKDAY function in Excel

New to Excel? Looking for a tip? How about a tip so mind-blowingly advanced as to qualify as a magic trick? You're in luck. In this Excel tutorial from ExcelIsFun, the 534th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the OR and WEE ...more

How To : Count unique items in a list in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 622nd installment in their series of digital spreadsheet magic tricks, you'll learn about a robust ...more

How To : Care for acne prone combination skin types

In her video, Carol describes her skin care regimen, which she claims has been very effective in treating her acne and improving her skin. This regimen is for acne-prone / combination skin types and involves the use of multiple products, including cleansers, scrubs, masques, w ...more

How To : Add fiscal year sales in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 617th installment in their series of digital spreadsheet magic tricks, you'll learn how see a SUMI ...more

How To : Make baby cereal

Is baby ready for their first solid meal? Cereal is a nutritious first food for little ones. You Will Need * Dry baby cereal * Breast milk or formula * Mashed or strained fruits and vegetables WARNING: Talk to your pediatrician about when to start giving your baby solid foods ...more

How To : Integrate by parts in calculus

From the people who brought you the Dummies instructional book series, brings you the same non-intimidating guides in video form. This is Mathematics for Dummies. Just watch this video tutorial to learn how to integrate by parts, For Dummies. Integrating by parts uses the for ...more

How To : Retrieve data from a different workbook in Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 90th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a ...more

How To : Calculate equivalent earnings in Excel

In this video, ExcellsFun takes you step by step on how to calculate your employee payroll using an excel spread sheet. ExcellsFun teaches you how to take the base pay of various employees' salaries and determines how much you are paying them over a week, month, and year. Exce ...more

How To : Find the surface area of a basic cylinder

First of all cut of the top and the bottom of the cylinder to get two circles. Now take a scissors and cut of the cylinder into two halves from the top to the bottom as shown. Now you get a rectangle shape. You can easily measure the length of the cylinder but to measure the b ...more

How To : Return every tenth value in an Excel spreadsheet

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 278th installment in their series of digital spreadsheet magic tricks, you'll learn how to use the ...more

How To : Clean residue out of your car parts with SeaFoam

In this video tutorial, viewers learn how to clean the residue out of a car using Sea-Foam. Sea-Foam is a formula that is used to clean any car's residue buildup. Begin by turning on the vehicle. Add 1/3 of Sea-Foam into the vacuum lines that is connected to the break master h ...more

How To : Simplify expressions involving numeric radicals

In this video tutorial, viewers learn how to simplify expressions involving numeric radicals. This can be very frustrating to work with if you have not memorized the tables of square, cubes and fourths. If you are taking the square root of a number that is not a perfect square ...more

How To : Work with Microsoft Excel's LOOKUP function

Whether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you're in the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 42nd installment in his "Highline Excel Cla ...more

How To : Treat acid reflux in toddlers

Acid reflux can be painful and irritating, and did you know that toddlers can be affected by it too? Acid reflux is actually very common in young children during the first and second years of life, but luckily there are natural ways to treat this and help your baby feel health ...more

How To : Deliver the sheet tab name to a cell in MS Excel

Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 39th installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how to use the RIGHT, LEN, FIND & REPLACE ...more

How To : Find the area of a circle

In this tutorial, we learn how to find the area of a circle. First, you will need to know the formula for finding the area of a circle, which is Area=Pi(r)squared. Now, find the radius of the circle in question. After this, fill in the radius to the equation and start to do th ...more

How To : Use Microsoft Excel's built-in VLOOKUP function

Looking for a primer on how to create and work with lookup queries in Microsoft Office Excel? You've come to the right place. In this free video tutorial from everyone's favorite MS Excel guru, YouTube's ExcelIsFun, the very first installment in his series of Excel lookup form ...more

How To : Understand and determine equivalent fractions

In this video, we learn how to understand and determine equivalent fractions. If you have an equation with an equivalent fraction, you will first multiply the first numerator by the second denominator. Then, you will divide this answer by the denominator of the first fraction. ...more

How To : Mix a cocktail with Mark Bittman of the NY Times

Mark Bittman of the New York Times, reveals the secret of the modern mixed drink. His theory is that a good cocktail consists of alcohol, something sweet, and something sour. Eighty percent of cocktails are made with this formula. Watch this video to see how this theory applie ...more

News : Life in 30 Seconds!

Sitting around thinking about my average sexual performance, I wondered if there were other things in life that were also 30 seconds long. I was extremely relieved that such things were possible! These 30 second movies are the mobile text equivalent to major films or projects. ...more

How To : Set SMART Goals In 10 Ways

10 Ways to Make Your Goals Easier to Achieve Do you have goals in your life? Most people do. You may want to lose weight, advance your career, or make your relationship better. You think about where you want to be and then find a way to get from where you are to where you wan ...more

How To : Use the STDDEV IF function in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 145th installment in their series of digital spreadsheet magic tricks, you'll learn how to create ...more

How To : Balance chemical equations properly

In this video we learn how to balance chemical equations properly. What is a chemical equation? It's a statement that uses a chemical formula to show identities and relative amounts of the substances involved in a chemical reaction. To balance an equation out you must have the ...more

How To : Graph the slope of a line through two points

If you want to learn how to get and graph the slope of a line using two points, you should watch this. 1. Let your two points be (x1 , y1) and (x2 , y2). Draw a straight line that connects the two points. 2. Use the formula, m = change in y over change in x , for finding the s ...more

How To : Determine the equation of a line

Learn how to determine the equation of a line with this tutorial: The equation of a line can be determined by two given conditions. 1. The line passing through a single point with a given slope. 2. The line passing through two points. 1. Equation of the line passing through ...more

How To : Help stretch marks, teeth, cellulite, and scars

Simple but effective tips for a better and beautiful you. For a whiter teeth use a toothpaste with a high fluoride content such as Sensodyne. Brush teeth as usual but avoid rinsing your mouth and do not spit off all the fluoride and let it stay in your mouth. Do this every nig ...more

How To : Do the Dual Goals soccer drill with Nike Bootcamp

Running and scoring. Two things you can never get enough of. It’s a simple formula: grab one ball, two goals and four cones. Add a combination of electric pace and razor sharp finishing. What do you get? Dual Goals: this week’s featured Nike Bootcamp drill. Brush up on your so ...more

How To : Create a Pixie Lott "Boys and Girls" makeup look

Pixie Lott is an English music artist whose song "Boys and Girls" topped the UK charts in September of 2009. If you want to look like her from the music video, just watch as Princess Pinkcat shows you how to create a Pixie Lott "Boys and Girls" makeup look. Products used: NY ...more

How To : Apply makeup to look gorgeous in pictures

It's obviously important to look better than everyone else on your wedding day (sorry, but you know it's true), but even more vital to look great in wedding photos since you'll be looking back at them 10, 20 years down the road and you want to know you looked your best on your ...more

How To : Create a Cincinatti Bengals football makeup look

There are more ways to show your team pride for the Cincinatti Bengals than by painting your hair orange and drawing tacky orange and black tiger motifs on your face. If your urge is to paint your face to root for your favorite team on game day, then check out this makeup tuto ...more

How To : Play basic arpeggios on the guitar

Learning how to play and connect arpeggios is the beginning of getting into not only creating interesting and fresh melodies but also sweep picking! It's very simple to do, you just need to know the formula for the different types of arpeggios out there. In this video you will ...more

How To : Do quadratic equations

In order to work a quadratic equation, you should, first, try to simplify it. Try to move your variable to one side of the equation and the numerical values to the other. For example, in the equation 3n + 5n 2 = 0, you should try to move the 2 to the other side, by adding a po ...more

How To : Apply a Selena Gomez inspired makeup look

Disney star, Selena Gomez, always has stunning makeup and hair. Steal her look with help from this makeup tutorial hosted by Beechbum06. This look uses browns & silvers and is applied with all affordable makeup products! Wear this exact look with the following: FACE Maybellin ...more

How To : Find the Sector Area

The sector area is a section of the circle. You can think of it as finding the area of a pizza slice instead of the entire pizza. The formula equals: The angle measure/360 x pi x radius squared. Video: .

How To : Find the area of a rectangle

In this tutorial, we learn how to find the area of a rectangle. First, you will need to know the formula, which is length times width. So, first find the length and width of the rectangle. After this, you will multiply the length and width together. Next, write down the units ...more

How To : Count beats for mixing

DJ DREAM teaches on how to mix with beat counts. Learn the formula on freestyle extended versions with intros,breaks,& outros for creating a much cleaner mix.

How To : Play scales in the Locrian mode on the piano

The Locrian mode has the formula 1, b2, b3, 4, b5, b6, b7. Its tonic chord is a diminished triad (Bdim in the Locrian mode of the diatonic scale corresponding to C major). This video explains how to play scales in the Locrian mode on the piano and also gives a great breakdown ...more

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