quadratic inequalities: 13X > 3X^2 + 10

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burnt_umber
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$1.00 quadratic inequalities: 13X > 3X^2 + 10

From Mathematics: Algebra
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Due on Oct. 06, 2008
Asked on Oct. 05, 2008 at 11:13:51AM

Q:
13X > 3X^2 + 10

I solved this using the standard quadratic form and got the wrong answer.

The correct answer is: 1 < x < 3.3333

I need this explained simply, how to set this problem up. Thanks!

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prospectiveman

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$2.00 answer in steps shown

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Posted on Oct. 05, 2008 at 11:23:21AM

A:
Preview: ... 2: Use technique "testing point" In this case I use x=0 to test. -----0-----1------3.333------ ...

The full tutorial is about 66 words long .

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ksampurnauttar
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$2.00 a complete solution with every aspects covered .

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Posted on Oct. 05, 2008 at 11:32:33AM

A:
Preview: ... e X<1 like '0' in equation (1) then (-1)(-10) = 10>0 hence this result comes negative . so X is not smaller than o ...

The full tutorial is about 96 words long .