This video tells us the method of interpreting derivatives of marginal cost and revenue. If C(x) is the cost of producing x units of a product, C(400) would be the cost to produce 400 units. Now marginal cost is the cost of producing one unit which is equal to the derivative of the cost function or C'(400) which is equal to limit of h tends to zero or lim h->0 [lim(400+h)-lim(400)]/h which is approximately equal to [lim(401)-lim(400)]/1. Similarly, if R(x) is your revenue function, marginal r...
In this video, we learn how to back out the tax from a receipt. If you have a receipt where you see how much you paid and know the tax rate, except you want to figure out the cost of the item before the tax. First, take the cost of the item including tax and what the tax rate is. To figure out the original price, let x equal the cost of the item. Add the tax to the cost of the item which will equal the cost you paid. Perform the equation 1x+(tax rate)= (total price). After you figure this equ...
If you're looking for a low cost solution for a portable hamstick antenna pole for your ham radio, then check out this video.
In this video Andrea Osterkorn demonstrates how to stage your home for sale. It is not a comfortable process to transform your home into a home for sale. The entry way should be inviting because first impressions are important. Closets should be cleaned out. Consider renting different furniture for the living area to make it more open and inviting, and move it around to create an impression of space. Add accessories and let natural light in. Try to depersonalize the room and remove clutter so...
This video shows us how to understand the basic arithmetic for doing long division. Whenever you are about to perform the division operation, the number which is to be divided is called as the dividend and the number which divides the dividend is called as divisor. So while performing a very long division, usually the dividend is put under a bar and the divisor is put upfront. So while dividing the dividend, the divisor is made to check whether it can divide the numbers involved in the divide...
As you might guess, one of the domains in which Microsoft Excel really excels is business math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 48th installment in his "Excel Business Math" series of free video lessons, you'll learn about the basics of markup on cost and markup on selling price. Markup on cost uses the base cost. Markup on selling price uses the base selling price.
Look, we all like getting things for free. That's why we can stomach things like advertisements and optional purchases in freemium apps and games — we're willing to pay for our mobile experiences in every way but currency. Although freemium seems to be the model for the future of iPhone entertainment, it looks like a different scheme might win out in the end.
The holiday season is now in full swing, which means you should be prepared for serving large crowds and dressing your house to the nines for the occasion. While you may think this would cost you a lot of money, it actually doesn't take much to throw a fun party.
In this free video language lesson, you'll learn how to ask how much something costs in perfect Spanish. Interested in learning Spanish but haven't got the time to take a weekly class? No problemo! The Internet is awash in free, high-quality video lessons like this one. For more information, and to get started using this phrase yourself, watch this helpful video guide for Spanish students.
Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 47th installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how to calculate total plate cost for a print shop using the VLOOKUP function. Learn to love digital spreadsheets more perfectly with the tricks outlined in this free Microsoft Office how-to.
This video demonstrates how to calculate shipping costs with UPS. UPS provides an easy-to-use online calculator to help customers accurately estimate shipping costs. By following a few simple steps, this tool can help customers control their shipping costs and avoid confusion during the billing process.
As you might guess, one of the domains in which Microsoft Excel really excels is business math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 49th installment in his "Excel Business Math" series of free video lessons, you'll learn how to make calculations for markup on cost in MS 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 325th installment in their series of digital spreadsheet magic tricks, you'll learn how to create a formula that takes a fixed daily cost and calculates the monthly total for months with different number of days.
MIT's mascot, though called a brass rat, is actually a beaver. With the huge cost of the class rings, every MIT student (and those who didn't make it in) can make their own for just the cost of a square piece of paper. Watch this video origami tutorial and learn how to fold MIT's mascot the brass rat beaver out of a piece of paper.
The latest software update to the Amazon Fire Phone packed a lot of new and enhanced features, one of which makes the Carousel (a favorite feature of mine) much more useful.
Weddings are super expensive these days and can cost as much as a new car - seriously. The average wedding costs about $27,000, so you want to save money where you can, right?
On average, a wedding will cost you $27,000. If you want a designer gown, that'll probably rack up to about $30,000. So it's advisable to cut costs wherever you can.
In this tutorial, we learn how to build a greenhouse to grow flowers or vegetables. A greenhouse means the growing season doesn't have to end. You should plan the greenhouse out on paper before you begin, and allow space for walkways, location, and more. Make sure you can afford one and know that it will cost more for you to keep the climate in this preferable to grow plants. You can put a number of different glasses on the greenhouse, so pick which one you can afford and prefer the most. Pla...
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 285th installment in their series of digital spreadsheet magic tricks, you'll learn how to calculate a sales price given cost and markup on said price.
Just because fixed rate mortgage rates have dropped to historic lows doesn't mean that you should automatically refinance. With the economic climate you might not be able to refinance because many banks have tightened the rules for refinancing. As for who is eligible, you will need a 700-720 on your credit score to get the best rates. To refinance at all you need at least a 600. Generally it is worthwhile to refinance if you can save at least a half point off of your current rate. But you do ...
This video shows you how to calculate weighted average cost from a transactional data set using SUMPRODUCT function. It explains things very clearly. If you're working with a very large database transactions the SUMPRODUCT function makes it. It works as text if you do the formatting first and then type the number. We put the number in first and then format as text, then press F2 and ENTER.
Whether you use electricity, natural gas or heating oil, there are many practical steps you can take to reduce your overall heat consumption and energy bills. In addition, multi-fuel stoves and fireplaces are fast gaining popularity as alternatives to traditional heat sources. Watch this video home improvement tutorial and learn how to lower the cost of home heating.
Learn how to say "How much does this cost?" in Spanish.
When you're under warrantee for some electronic gadget, everything comes up butterflies and rainbows. But once you're off the warrantee, fixing a broken Blu-Ray lens on a PlayStation 3 can cost you upwards of $300. Rather than give up on your pretty video game console, why not attempt fixing it yourself?
Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method.
There are a lot of low cost options when you are building your swimming pool. In this how to video, Danny Lipford explores a few options for less expensive swimming pools.
Learn how to say "How much does it cost?" in Polish.
Tim Carter shows us a few tips on how to reduce your heating costs. These quick tips and quick solutions are a definite factor in saving money and fuel.
If you're a steak lover then you know you have to whip out a nice portion of your paycheck to get a quality steak, especially if you're at a five-star restaurant. But with steaks costing upwards of $70 a piece, why not just make some at home to save your hard-earned cash?
If you're a musician, but can't cover the cost of an expensive recording studio to get your song onto a playable media, then this video is what you need. It will show you how to make your own high-quality home music recording studio on a shoestring budget! If you're trying to get the attention of big music record labels, you need some hgih-quality sounds, but you don't need the high-quality costs! The setup is pretty simple— a microphone, MP3 player, sound mixer, headphones and a good-quality...
With YouTube TV and DirecTV Now starting at $40/month, and others like Sling TV offering an eye-catching $25/month plan, streaming cable services may sound like a great way to cut costs while cutting the cord. But when you look at all the factors, the price you pay may very well end up being just as high as your traditional cable bill — if not more.
This year will be an interesting one for iPhones. With speculation that the expensive iPhone X is underperforming, rumors have circulated that Apple will release three "bezel-less" devices, one of which will cost less by omitting the OLED panel for a traditional, yet large, 6.1" LCD. Now, thanks to the source of this rumor, we have an idea how much that lower-tier iPhone will cost.
make robots WALL.E with low cost. using materials from scrap Video: .
The iPhone is an indispensable part of it's owners lives, and very fragile. If yours has broken and you don't want to shell out the cost of the phone again to have it fixed, watch this video for an easy guide to repairing a broken screen and digitizer (touchpad) using parts you can order for cheap on eBay.
Your home's siding will only last so long, so when it's time to replace it, what will you do? Well, calling a professional will cost you thousands, but this home video from Buildipedia will walk you through the steps to replace your home's siding yourself.
You can certainly use Skype to make free Internet phone calls through your iPod Touch, though the microphone/headphone combo headset sold by Apple is thirty dollars. Make one for a fraction of that cost using a headphone splitter and the mod process outlined in this video.
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 697th installment in their series of digital spreadsheet magic tricks, you'll learn how to allocate $950 across 7 days including the extra penny with a single formula.
Real rockets require top ingenuity from physics and engineering experts, but you can construct a smaller replica that costs almost nothing can can be made from materials you already have at home or can find at a hardware store.
You already drop mad stacks for your MAC eyeshadows and Lancome blushes - why not save money and go eco-friendly with reusable, recycled makeup organizers?
Lightweight rod support bracket from Long Valley Equipment mounts directly to front of the camera, saving weight and cost of other methods. Holds 15mm rods at 60mm spacing to support matte box, follow focus, remote focus, zoom motor.
