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Find the Absolute value inequality

Find the Absolute value inequality-example-1
User Gwik
by
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1 Answer

5 votes

Answer:

- 2 ≤ x ≤ 6

Explanation:

inequalities of the type | x | ≤ a ,have solution of the form

- a ≤ x ≤ a

given

|
(1)/(2) x - 1 | ≤ 2 , then

- 2 ≤
(1)/(2) x - 1 ≤ 2 ( add 1 to each interval )

- 1 ≤
(1)/(2) x ≤ 3 ( multiply each interval by 2 )

- 2 ≤ x ≤ 6

User Gligoran
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7.0k points