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Find the range of values of x that satisfy the inequality .

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- January 1st 2009, 01:29 AMmathaddictrange of x
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Find the range of values of x that satisfy the inequality . - January 1st 2009, 02:45 AMmr fantastic
- January 1st 2009, 09:09 PMSoroban
Hello, mathaddict!

Here is another (very primitive) approach . . .

Quote:

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Find the range of values of that satisfy the inequality .

We see that the "critical values" are: .

The four values divide the number line into__five__intervals:

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Test a value in each of the intervals.

On

On

On

On

On

Therefore: .