Inverse functions? (not sure what you mean)
Yes.
Additive inverse: change all signs. Multiplicative inverse: flip it over.
Everything but zero.
In general the function and it inverse are not the same and do not have the same graph. If we look at a special function f(x)=x, it is equal to its inverse and the graph is the same. Think of the inverse of a function as changing all the x's to y's and vice versa. Well, in the function f(x)=x, all the x's are already y's and vice versa so it is its own invese.
One can find information such as all gold ETFs in Europe on interactive Brokers, or on Financial Times. These information databases contain the most recent information on gold ETFs.
The Stock Encyclopedia has a list of all ETFs broken down into categories: http://etf.stock-encyclopedia.com/category/
RBC Action Direct offers DRIPs on some ETFs, but on Claymore ETFs, you can DRIP all their ETFs regardless of brokerage firm. Need to just call brokerage firm and enroll
The same places you can trade standard stocks you can also trade ETFs. I would do a lot of research first, as is the case with any investing. Learn all about ETFs, how they function, and the companies that offer them. Look into all of the stocks the ETFs purchases and make sure they're inline with your personal and financial principles.
To find a list of healthcare ETFs, Morningstar gives a very comprehensive list. The list not only gives the names of healthcare ETFs, but it also shows the ETFs performance ratings.
Well in order to become a stock broker you would need to have training in Finance all around, which includes Commodity ETFS. The commodity ETFS are exchange traded funds that can be purchased on US stock exchanges, which is part of a brokers job, nonetheless.
Two websites are www.patternstocks.com/2009/10/sector-etf-list.html and etf.stock-encyclopedia.com › All ETFs › Stock ETFs. The second separates by industry. There are several websites listing industrial websites. One of the top websites is www.finapps.forbes.com.
It doesn't look like you can buy into ETFs online. A Google search for "buy ETFs" doesn't give a single link to buy on the first two pages. All the results are investing strategy articles. You can't buy into ETFs online, apparently. You have to go to a broker. Here's an article about how to get started in oil ETFs: http://etf.about.com/od/etfinvestingstrategies/a/Invest_in_Oil_ETF.htm
You can find a list of Canadian ETFs on various websites like TMXmoney and ETF. Both websites offer a great amount of information, including a list of Canadian ETFs.
Investors can choose from oil ETFs that offer investors many options.This selection of oil ETFs makes choosing oil ETF difficult for many investors. This seems to be true because it is difficult for some investors to determine how oil ETFs are organized by AMEX, COMEX and other leading securities markets.One way to resolve this problem is to understand how oil ETFs are organized. This is the case because securities markets use a simple process to categorize oil ETFs.To discover how this is possible, please read this list of the most commonly traded oil ETFs that you can use to learn how oil ETFs are categorized.Some oil ETFs are categorized by the oil products that are represented by the ETF.For example, there are several oil ETFs that are tied to crude oil. There are also several oil ETFs that are tied to heating oil interests. These oil ETFs are traded separately because they are marketed in different ways to consumersOther oil ETFs feature the stocks of oil companies that develop new sources of oil.These ETFs allow investors to buy shares in bundles of stocks that are issued by companies that develop and locate new sources of oil. These ETFs are usually traded on the AMEX and the New York Stock Exchanges. Since they are traded on these stock exchanges, investors can find more information about these ETFs by asking their stock brokers for more details.Finally, investors can also buy oil ETFs that focus on oil options.These oil ETFS allow investors to bundle their investments to purchase oil options such as calls and puts for a variety of oil-related securities. These ETFs are believed to carry a greater risk of loss because they require investors to know how to purchase oil options successfully to make money on these ETFs.For more details about other oil ETFs, please visit a licensed financial adviser.Many financial advisers have experience buying and selling oil ETFs. Moreover, many financial advisers have comprehensive lists of oil ETFs available for research purposes. As a result, be sure to call a licensed financial adviser near you for more details about oil ETFs.
No.
Inverse functions? (not sure what you mean)