<![CDATA[Generate Hyperbola Equation]]>
https://help.geogebra.org/topic/generate-hyperbola-equation
Fri, 08 Jan 2016 11:54:21 +0000Thu, 07 Jan 2016 02:03:08 +0000Zend_Feed<![CDATA[If you type this in the CAS View, it will give you the (very long) general equation: Hyperbola[(a,b),(c, d),(p,q)] If you also define A=(1,2) B=(3,4) C=(1,4) a=x(A) b=y(A) c=x(B) d=y(B) p=x(C) q=y(C) then you can type the long formula into the Input Bar to check it works: https://tube.geogebra.org/m/2399301]]>
https://help.geogebra.org/topic/generate-hyperbola-equation#comment-186929
Thu, 07 Jan 2016 20:59:08 +0000<![CDATA[Thank you very much. I think I don't have to question the long equation :) Firstly I thought it was an exact equation, but sometime when I gave the value of foci and point the graph doesn't always go through the point. Now I can assume that it is an approximate equation not an exact equation, correct?]]>
https://help.geogebra.org/topic/generate-hyperbola-equation#comment-186931
Fri, 08 Jan 2016 05:12:30 +0000<![CDATA[The equation is exact, but the drawing algorithm is numeric so may not always work. What are the coordinates of A, B, C when it fails?]]>
https://help.geogebra.org/topic/generate-hyperbola-equation#comment-186933
Fri, 08 Jan 2016 10:54:08 +0000<![CDATA[Hyperbola[(-1, 0), (0, -1), (2, 10000)] Hyperbola[(-1, 0), (1,0), (2, 10000)] I expect to see intersection at (2,10000) but in my computer the hyperbolas doesn't have it at the expected value.]]>
https://help.geogebra.org/topic/generate-hyperbola-equation#comment-186935
Fri, 08 Jan 2016 11:54:21 +0000