document.write( "Question 8623: The altitude of a falling rock t seconds after it is dropped is calculated from the polynomial h(t)=-16t^2+200. Find the altitude of the rock 2 seconds after it is dropped.\r
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\n" ); document.write( "A rectangle has a length which is 3 more than its width. Write a polynomial P(x) which expresses the perimeter of this rectangle in terms of the width x.
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Algebra.Com's Answer #4800 by rapaljer(4671)\"\" \"About 
You can put this solution on YOUR website!
We already did the first question, so here is the second part:\r
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\n" ); document.write( "\n" ); document.write( "Let x= width of the rectangle
\n" ); document.write( "x+3 = length of the rectangle\r
\n" ); document.write( "\n" ); document.write( "P = 2(W) + 2(L)
\n" ); document.write( "P = 2(x) + 2(x+3)
\n" ); document.write( "P = 2x + 2x + 6
\n" ); document.write( "P = 4x + 6\r
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\n" ); document.write( "\n" ); document.write( "R^2 at SCC
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