Kel 3 Paraboloid
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Transcript of Kel 3 Paraboloid
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PARABOLOIDBy :1. Ambarwati2. Luchiatul Amalia3. Putri Rizqika4. Qurrta A.!. Lita ".#. $a%i%&a '.
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A (arabli& is a quadraticsurface of special kind.
There are two kinds of parabol:Elliptic and Hyperbolic.
The elliptic paraboloid is shaped like aoval cup and can have a maximum orminimum point. In a suitable coordina
system with three axis x y and z
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)$* *+)*,)- O D*/R** )
The rules to make move ellips is :!. The plane is always parallel to plane "#$
%. &enter point of ellips is always located on the '
(. Two from peak is always located on ali)nment
*. Ellips that be moved is always seban)un to the
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!. Ellips that be moved located on plane "#the equation :
' , -
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Ellipse is a curve on a plane that surrounds two focal
such that the sum of the distances to the two focal po
constant for every point on the curve
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Trian)le F /PF on the picture with vertexs01c -2 0c -2 dan 0 x y 2 one of its side halen)th %c.3hile the product of two another side is %
4o
%a 5 %c
a 5 c
a%
5c%
a% 1 c% 5 -.
b% , a% 1 c% 0(2
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If equation 0(2 substitute to equation 0%2 so we cathe equation :
Equation (4) above called Ellips quation standard form
Indonesia Persamaan ellips bentuk baku
4
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%. 6aris arah dari ellips yan) ber)erak adalah papada bidan) $#7 den)an persamaanx , -y8 , %p'
Menentukan pers
parabola di punc
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T9 , T;T8;98,T98
yi8,%p'i
ersamaan parabola yan) puncaknyadan sumbu simetrisnya ' adalah : y8,
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<arena memenuhi aturan ! % dan ( mak0- yo =2 terletak pada ellipssehin))a memenuhi yo8, %p =
<arena aturan ! % dan * maka dipenuhi ,atau xo8 , yo8 ,
>adi persamaan ellips yan) terletak pada bidan) ' , = terse
' , =
, !
?en)an men)eliminasi = dan persamaan ellips ini diperoleh , '
ersamaan ini merupakan persaman paraboloida ellips den)puncak di #
•
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