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Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Math lessons, tutoring, books, calculators and more. Finish your homework in no time with our free problem solvers and graphing tools. Extensive lesson library covering algebra, geometry, trig, and calculus. Get expert math help if you can

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LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

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Vimeo is a respectful community of creative people who are passionate about sharing the videos they make. We provide the best tools and highest quality video in the universe.

Scientific physics forums for professionals and students to discuss serious issues and topics regarding physics in theory, practice, study and reality. Students can also find help for homework and career perspectives