AmjadG237923 AmjadG237923

28-10-2022
Mathematics

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Solve the quadratic equation by completing the square.2x^2- 12x = 32

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AvaryQ667981 AvaryQ667981

28-10-2022

2x² - 12x = 32

x² - 6x = 16

x² - 6x + 3² = 16 + 3²

(x - 3)² = 25

Then we have:

x - 3 = 5

x = 8

or:

x - 3 = -5

x = -2

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