scolen231p7rzw3 scolen231p7rzw3

26-04-2018
Mathematics

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what are the factors of the expression below

what are the factors of the expression below class=

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TheWiseOrange TheWiseOrange

26-04-2018

Answer: (x + 1)(x - 1)

Explanation:

x² - 1 = x² - 1² = (x + 1)(x - 1)

The Wise Orange knows that a² - b² = (a + b)(a - b)

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johnnycheng2019 johnnycheng2019

26-04-2018

Answer is (x + 1)(x - 1)

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