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28-03-2021
Mathematics

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Find the range of values for which
x2 - 6x + 8 < 0

Respuesta :

28-03-2021

Answer:

Step-by-step explanation:

Factor

x^2-6x+8<0

(x-2)(x-4)<0

For this to be less than zero the factors must have opposite signs.

x>2 and x<4

2<x<4

So x is all real numbers between 2 and 4 or in interval notation

x=(2,4)

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