document.write( "Question 622709: I am stuck on this parabola question can someone please help me list steps please.\r
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\n" ); document.write( "\n" ); document.write( "The parabola given by the equation y=3x^2-30 x+28 has its vertex at (h,k) for:
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Algebra.Com's Answer #391540 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "Note: the vertex form of a Parabola opening right(a>0) or left(a<0),  where(h,k) is the vertex.
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document.write( "y=3x^2-30x + 28    |Putting into Vertex form by Completing the Square
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document.write( "y = 3(x-5)^2 - 75 + 28
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document.write( "y = 3(x-5)^2 - 47  V(5,-47)   
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document.write( "See below descriptions of various conics                         
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document.write( "Standard Form of an Equation of a Circle is  
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document.write( "where Pt(h,k) is the center and r is the radius\r
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document.write( " Standard Form of an Equation of an Ellipse is  
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document.write( "where Pt(h,k) is the center. (a positioned to correspond with major axis)
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document.write( " a and b  are the respective vertices distances from center
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document.write( " and ąare the foci distances from center: a > b\r
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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( "   where Pt(h,k) is a center  with vertices 'a' units right and left of center 
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document.write( "and foci  units right and left of center along y = k\r
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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( "   where Pt(h,k) is a center  with vertices 'b' units up and down from center, 
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document.write( "and foci units units up and down from center, along x = h\r
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document.write( "\n" );
document.write( "the vertex form of a Parabola opening up(a>0) or down(a<0),  where(h,k) is the vertex.
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document.write( "The standard form is , where  the focus is (h,k + p)\r
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document.write( "\n" );
document.write( "the vertex form of a Parabola opening right(a>0) or left(a<0),  where(h,k) is the vertex.
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document.write( "The standard form is , where  the focus is (h +p,k )
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