document.write( "Question 1146276: How to write quadratic function if vertex is (-3,-3) and y intercept is (0,6) \n" ); document.write( "

Algebra.Com's Answer #767593 by MathTherapy(10552) $\"\"$ $\"About$

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\n" ); document.write( "How to write quadratic function if vertex is (-3,-3) and y intercept is (0,6)
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Equation of a parabola in vertex-form : , with:
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document.write( "                                        (h, k) being the coordinates of the vertex of the parabola
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document.write( "                                        (x, y) being a point on the parabola
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document.write( "                                        \"a\" being the width and location of the parabola
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document.write( " ------ Substituting (- 3, - 3) for (h, k) and (0, 6) for (x, y) in order to determine the value of \"a.\" 
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document.write( "6 = 9a - 3
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document.write( "6 + 3 = 9a
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document.write( "9 = 9a
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document.write( "Equation of parabola in vertex-form:  \n" );
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