document.write( "Question 879416: Identify the center, vertices, and foci of this hyperbola: \r
\n" ); document.write( "\n" ); document.write( "((x-1)^2 / 4) - ((y-3)^2 / 9) = 1 \n" ); document.write( "

Algebra.Com's Answer #530761 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( " opening right and left along y = 3
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document.write( "C(1,3)
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document.write( "V(3,3) and V(-1,3)  ( 1+2  and 1-2)
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document.write( "c= sqrt(4+9) = sqrt(13)
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document.write( "Foci: f(1+√13, 3) and f(1-√13, 3)\r
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document.write( "Need to Know...............................................................
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document.write( "Standard Form of an Equation of a Circle is  
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document.write( "Standard Form of an Equation of an Ellipse is  
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document.write( "Standard Form of an Equation of an Hyperbola opening up and down is: 
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document.write( "Standard Form of an Equation of an Hyperbola opening right and  left is: 
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document.write( "the vertex form of a Parabola opening up(a>0) or down(a<0), 
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document.write( " the vertex form of a Parabola opening right(a>0) or left(a<0), 
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