document.write( "Question 1158924: Find a quadratic equation function f(x)=ax^2 + bx + c whose vertex is (1,2) and whose y-intercept is (0,3) \n" ); document.write( "
Algebra.Com's Answer #781922 by MathTherapy(10552)\"\" \"About 
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\n" ); document.write( "Find a quadratic equation function f(x)=ax^2 + bx + c whose vertex is (1,2) and whose y-intercept is (0,3)
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Equation of a quadratic function: \"matrix%281%2C3%2C+%22f%28x%29%2Fy%22%2C+%22=%22%2C+a%28x+-+h%29%5E2+%2B+k%29\"
\n" ); document.write( "\"matrix%281%2C3%2C+3%2C+%22=%22%2C+a%280+-+1%29%5E2+%2B+2%29\" ------ Substituting (0, 3) for (x, y), and (1, 2), for (h, k), or the vertex
\n" ); document.write( "3 = a + 2___3 - 2 = a____1 = a
\n" ); document.write( "Equation: \n" ); document.write( "
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