SOLUTION: I cannot find an example even similar to this one. Please help...
1/x+2/x^2 is less than or equal too 1/x-1
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Question 549601: I cannot find an example even similar to this one. Please help...
1/x+2/x^2 is less than or equal too 1/x-1
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
1/x+2/x^2 is less than or equal too 1/x-1
Assume the problem is:
+ <=
we can put the left side over a single denominator
<=
Cross multiply
(x+2)(x-1) <= x^2
FOIL
x^2 + x - 2 >= x^2
x^2 - x^2 + x - 2 <= 0
x - 2 <= 0
x <= +2, however x cannot = 1, (division by 0)
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