Since both terms are perfect squares, factor using the difference of squares formula, a2 −b2 = (a+b)(a−b) a 2 - b 2 = (a + b) (a - b) where a = u a = u and b = 2 b = 2. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.

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2022年10月23日 · U（unit 的缩略语）是一种表示机架式服务器高度尺寸的单位。 U 的详细尺寸由美国电子工业协会（EIA）制定，1U=4.445 厘米，2U=4.445*2=8.89 厘米，依此类推。

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Divide each term in −u = −4 - u = - 4 by −1 - 1 and simplify. Tap for more steps... Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.

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2015年12月16日 · How do you divide u2 u2 − 4? In this case, it's easiest not to perform the polynomial long division, but rather to extend the numerator: u2 u2 −4 = u2−4 +4 u2 −4 = u2 −4 u2 −4 + 4 u2 − 4 = 1 + 4 u2 − 4. In other words, u2 ÷ (u2 −4) = 1 with remainder 4.