document.write( "Question 175759: The width of a pool table is x feet, and the length is 4 feet longer than the width. Find polynomials A(x) and P(x) that represent the area and perimeter of the pool table. Find A(4) and P(4). \n" ); document.write( "
Algebra.Com's Answer #130841 by ankor@dixie-net.com(22740)\"\" \"About 
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The width of a pool table is x feet, and the length is 4 feet longer than the width. Find polynomials A(x) and P(x) that represent the area and perimeter of the pool table.
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\n" ); document.write( "We have:
\n" ); document.write( "x = the width
\n" ); document.write( "(x+4) = length
\n" ); document.write( ":
\n" ); document.write( "Area
\n" ); document.write( "A(x) = x(x+4)
\n" ); document.write( "A(x) = x^2 + 4x
\n" ); document.write( ":
\n" ); document.write( "Perimeter
\n" ); document.write( "P(x) = 2(x+4) + 2x
\n" ); document.write( "P(x) = 2x + 8 + 2x
\n" ); document.write( "P(x) = 4x + 8
\n" ); document.write( ":
\n" ); document.write( ":
\n" ); document.write( " Find A(4)
\n" ); document.write( "A(4) = 4^2 + 4(4)
\n" ); document.write( "A(4) = 16 + 16
\n" ); document.write( "A(4) = 32
\n" ); document.write( ":
\n" ); document.write( " and P(4).
\n" ); document.write( "P(4) = 4(4) + 8
\n" ); document.write( "P(4) = 16 + 8
\n" ); document.write( "P(4) = 24 \n" ); document.write( "
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