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21-05-2022
Mathematics

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If x² + x - 6=0, then x=

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mhanifa mhanifa

21-05-2022

Answer:

x = - 3 or x = 2

Step-by-step explanation:

Solve the quadratic equation by factorizasion

x² + x - 6 = 0
x² - 2x + 3x - 6 = 0
x(x - 2) + 3(x - 2) = 0
(x + 3)(x - 2) = 0
x + 3 = 0 or x - 2 = 0
x = - 3 or x = 2

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