document.write( "Question 1010113: Consider the function: f(x)=x²-8x+15
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\n" ); document.write( "c. What is the vertex of the parabola (put it in vertex form)?
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Algebra.Com's Answer #625589 by josgarithmetic(39620)\"\" \"About 
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Both (a) and (b) can be done through factoring and using the factored form.\r
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\n" ); document.write( "\n" ); document.write( "Solving part (c) will use Completing the Square. See the lesson.
\n" ); document.write( "\"f%28x%29=x%5E2-8x%2B16%2B15-16\"
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\n" ); document.write( "Vertex is (4,1).
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