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25-10-2019
Mathematics

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x2 + 13x + 36= 0
Need the answer to this equation

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KurdishPotato KurdishPotato

25-10-2019

Step-by-step explanation:

x^2 + 13x + 36 = (x+4)(x+9)

x = -4 or x = -9

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devishri1977 devishri1977

25-10-2019

Answer:

Step-by-step explanation:

x² + 13x + 36= 0

x² + 4x + 9x + (9*4)= 0

x*(x + 4) + 9*(x + 4) = 0

(x+4) (x +9) =0

x + 4 = 0 or x + 9 = 0

x = -4 ; x = -9

Answer Link

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