Identify and learn the steps for factoring difference of squares problems. Determine how to use the FOIL method to check difference of squares...
-Difference of Squares This is a special case where a quadratic is a binomial with the difference of two square terms. {eq}a^2-b^2=(a+b)(a-b){/eq} -Sum/Difference of Cubes This is a special case where a cubic polynomial is a binomial with either the difference or the sum ...
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b2•2. Apply difference of squares rule:A2−B2=A+BA−Ba+ba−b (2) > FactorStepsx2−x−12 x2◦Rewrite in standard formxx−12◦Look at the coefficients,Ax2+Bx+CA=1,B=−1,C=−12◦Find factors of |AC| = |1⋅−12| =12◦...
[translate] adimensionality of the Gabor feature vector and to further enhance its discriminatory power. For optimal[translate] apartial-least-squares discrimination (GKPLSD), is performed in two consecutive steps. In the first[translate]
The standard deviationσis equal to the square root of the sum of squares divided by the population sizeN, where thesum of squaresis equal to the sum of each value minus the population mean squared. Step Three: Find the Z-Score
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If you look closely, you might notice that in the sample variance formula, the sum of squares is divided by n– 1 rather than just n. This is the difference in denominators mentioned earlier. When working with a sample, the population variance is a biased estimator of the variance in the...
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