Is it (y+5) + 3/y +2
or is it (y+5) + 3/(y+2)
2007-01-01 11:11:17
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answer #1
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answered by bkc99xx 6
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This is an expression, and not an equation. That means that it has different numerical values for different values of y.One can evaluate it as it is, and plot it.
For y=1, it is equal to 6+3/3 or 7
For Y=2, it is equal to 7+3/4 or 7.75
For Y=3, it is equal to 8+3/5 or 8.6
and so on. I think that you can see a pattern.
As Y becomes very large, the expression will just be close in value to Y+5 because the second part will become very small.
For example, for y=1000, the expression is equal to 1005 + 3/1002. or approximately 1005.003
2007-01-01 19:56:14
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answer #2
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answered by SeryyVolk 2
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(y+5)+3/(y+2) =
(y+5)((y+2)/(y+2)) = ((y+5)(y+2))/(y+2)
so FOIL
(y^2+5y+2y+10)/(y+2) + 3/(y+2)
since they have common denominators now, just add
(y^2+7y+13)/(y+2)
since (y+2) is not a factor of the numerator, this is where you stop (unless you are doing synthetic division or long division or polynomials)
2007-01-01 19:12:18
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answer #3
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answered by Dashes 6
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i got the same answer as dashes...
u have to find a common denom, which in this case is y+2
so u get
(y+2)(y+5)/(y+2) +3/(y+2)
foil...
(y^2+7y+10)/(y+2) + 3/(y+2)
now u can combine to get
(y^2+7y+13)/(y+2)
2007-01-01 19:23:28
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answer #4
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answered by m a 3
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(y+5)+3/y+2=0
since is the least common multiple,let's multiply through out by "y"
y(y+5)+(3/y)y+2(y)=0
y^2+5y+3+2y=0
y^2+7y+3=0 (a quadratic equation)
-b+/-[square root of(b^2-4ac)]/2a
a=1;b=7;c=3
-7+/-[sqrt(49-12)]/2
-7+/-[sqrt(37)]/2
(-7+ 6.082)/2= -0.459 or (-7-6.082)/2=-6.541
Hence,y= -0.459 or -6.541
SOLVED//
2007-01-01 19:20:53
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answer #5
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answered by Phy A 5
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(y+5) + 3/y + 2 = ?
(5y) + 3/y + 2 = ?
5y + 3y + 2 = ?
8y + 2 = ?
8y = -2
8y/-2 = -2/-2
-4y = 1
I give up. Surry.
2007-01-01 19:17:32
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answer #6
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answered by Noodles 4
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Practice and study we can not be there to take your exams and homework is to prepare you for it!
2007-01-01 19:17:14
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answer #7
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answered by Shayna 6
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y^2+25
i think it might be right not too sure
2007-01-01 19:12:12
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answer #8
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answered by Aaron 2
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y=-3 i am pretty sure
2007-01-01 19:10:46
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answer #9
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answered by Anonymous
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it's impossible unless you know what "y" is...
2007-01-01 19:11:14
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answer #10
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answered by Jess 4
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