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  1. SEO Tips for Getting More Traffic

    SEO is the art of making strategic improvements to a site's content or performance in order to rank higher in search results and attract more traffic. Learn how to use tried-and-true SEO strategies to draw more visitors to your site.

  2. The Method of Least Squares

    Some systems of equations do not have a unique solution, but we can find an approximate solution using the method of least squares. Applications of this method include linear and polynomial regression.