Question

Find the zeros of quadratic verify the relationship between seizure and coffee Shiant X2- 2X -8

Answer 1

X² - 2X - 8 = 0

=> X² -4X + 2X -8 = 0

=> X( X - 4) +2 ( X - 4) = 0

=> (X + 2) (X - 4) =0

=> X= -2 or X = 4 .

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