Mathematics
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OpenStudy (anonymous):
Question in comments...plz help
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OpenStudy (anonymous):
Ok.
OpenStudy (anonymous):
\[a^4-29a^2+100<0\]
OpenStudy (anonymous):
i really need an explanation or showing of work.
OpenStudy (anonymous):
Holy chiznets. What type of math is this. Geometry, Triginometry, Calculus, Algebra, etc.
OpenStudy (anonymous):
Algebra
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OpenStudy (anonymous):
1 or 2
OpenStudy (anonymous):
2
OpenStudy (anonymous):
quadratic inequalities
OpenStudy (anonymous):
Can't help you their. I'm just getting out of Geometry. I take Algebra II starting Tuesday. Sorry laddy.
OpenStudy (anonymous):
it's okay, thanks for trying
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OpenStudy (anonymous):
I aced Algebra I though I know that much. In my day we didn't have all this fancy schmancy stuff(I'm only 14). I don't know nuttn bout dis der Aljero!
OpenStudy (anonymous):
I gotta kick outta that
OpenStudy (anonymous):
im 14 also...
OpenStudy (anonymous):
i need to find the solution set of the inequality.
OpenStudy (anonymous):
Will you give me a medal for trying?? :DD
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OpenStudy (anonymous):
Maybe...
OpenStudy (anonymous):
Can you please solve the quadratic equation first?
I mean to find that value of a when the equation is 0
OpenStudy (anonymous):
Tehehe.
OpenStudy (anonymous):
ya im pretty sure it's \[a^2-5a-2a+10\]
After it's been factored it's \[(a-5)(a-2)(a-5)(a-2)\]
OpenStudy (anonymous):
Not quite..
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OpenStudy (anonymous):
No repeated factors in this case.
OpenStudy (anonymous):
so just \[(a−5)(a−2)\] ?
OpenStudy (anonymous):
There are four factors :)
OpenStudy (anonymous):
so \[(a−5)(a−2)(a+5)(a+2)\] ?
OpenStudy (anonymous):
Bingo!
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OpenStudy (anonymous):
|dw:1358566081932:dw|
So, the graph is like this (sorry for my poor drawing..)
In what region does the function have a value less than 0?