document.write( "Question 1038074: In the xy-plane, the parabola with equation y = –(x + 3)2 intersects the line with equation y = 4x at two points, P and Q. What is the length of PQ? \n" ); document.write( "
Algebra.Com's Answer #652784 by josgarithmetic(39620)\"\" \"About 
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EQUATE THE EXPRESSIONS FOR y
\n" ); document.write( "SOLVE FOR x
\n" ); document.write( "FIND CORRESPONDING y VALUES
\n" ); document.write( "USE DISTANCE FORMULA TO FIND LENGTH PQ\r
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\n" ); document.write( "\n" ); document.write( "START OF THE STEPS
\n" ); document.write( "\"-%28x%2B3%29%5E2=4x\"
\n" ); document.write( "\"-%28x%5E2%2B6x%2B9%29-4x=0\"
\n" ); document.write( "\"-x%5E2-6x-4x-9=0\"
\n" ); document.write( "\"x%5E2%2B10x%2B9=0\"
\n" ); document.write( "\"%28x%2B1%29%28x%2B9%29=0\"
\n" ); document.write( "\"system%28x=-1%2Cor%2Cx=-9%29\"\r
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\n" ); document.write( "\n" ); document.write( "Continue with the outlined plan...
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