How many real solutions are there? What are they? : PS Archive
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# How many real solutions are there? What are they?

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How many real solutions are there? What are they?  [#permalink]

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08 Nov 2004, 18:48
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How many real solutions are there? What are they?
x^2â€“3|x|+2=0
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Paul

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08 Nov 2004, 19:07
4. X=2, -2 and +1, -1.

two cases:
1. (x-2)(x-1)=0
2. (x+2)(x+1) =0
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08 Nov 2004, 19:21
Hey venksune, from the last post you had, you slept only 5.5 hours? Remember that you need a good 8 hour sleep before the exam
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Paul

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09 Nov 2004, 20:19
OA is 4 {-2, -1, 1, 2}
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Paul

09 Nov 2004, 20:19
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# How many real solutions are there? What are they?

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