violetangel42 violetangel42

20-03-2020
Biology

contestada

Find the positive root of x2 - 2x = 8

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ariannejohnson3 ariannejohnson3

20-03-2020

x^2 - 2x - 8 = 0
(x - 4)(x + 2) = 0
x = 4 or x = -2
The positive root is x = 4

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