yomo710
(15x^2  7x  2)/(x^2  4) find the horizontal asymptote



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Dido525
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For any horizontal asympotote you find the limit as x approaches the function at +, Infinity.

yomo710
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but we need a number for this sheet, or it can be none @Dido525

Dido525
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Yep, If you find the limit you should get a number.

yomo710
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@Dido525 do you know how to find the limit?

Dido525
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dw:1355451398862:dw

Dido525
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I do. You should know a few rules.

yomo710
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our teacher gave us 3 rules something like its no ha , its 0, or its a number , or none

Dido525
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dw:1355451478700:dw
dw:1355451566698:dw

Dido525
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Where a and b are numerical coefficients in front of the polynomial.

Dido525
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For example:dw:1355451667511:dw

yomo710
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so 15/1 would be the coeffecients?

Dido525
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dw:1355451703538:dw

Dido525
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Yep!

yomo710
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but i put 15 down and she marked it wrong

Dido525
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dw:1355451748940:dw

yomo710
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so is it 3/5 or 15

yomo710
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@Dido525

Dido525
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It's 15.

Dido525
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That was just an example.

yomo710
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i put 15 lol she marked it wrong,

Dido525
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You are correct. I don't know why she would mark it as incorrect.

Dido525
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SHE is wrong.

yomo710
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i put x = 15, would it be x = 15?

Dido525
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No just 15.

yomo710
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ok thanks, ill have to tell her

Dido525
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Cool.