document.write( "Question 1178603: For the given functions f and g , find the indicated composition.\r
\n" ); document.write( "\n" ); document.write( "f(x) = x2 - 2x - 5,g(x) = x2 + 2x + 1
\n" ); document.write( "(f∘g)(5)
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Algebra.Com's Answer #807933 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"f%28x%29+=+x%5E2+-+2x+-+5\"
\n" ); document.write( "\"g%28x%29+=+x%5E2+%2B+2x+%2B+1\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"5\")\r
\n" ); document.write( "\n" ); document.write( "first find \r
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"x\")\r
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"x\")=\"f%28g%28x%29%29\"\r
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"x\")=\"f%28x%5E2+%2B+2x+%2B+1%29\"\r
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"x\")=\"%28x%5E2+%2B+2x+%2B+1%29%5E2-2%28x%5E2+%2B+2x+%2B+1%29-5\"\r
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"x\")=\"x%5E4+%2B+4x%5E3+%2B+4x%5E2+-6\"\r
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\n" ); document.write( "\n" ); document.write( "now find\r
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"5\")\r
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"5\")=\"5%5E4+%2B+4%2A5%5E3+%2B+4%2A5%5E2+-6\"\r
\n" ); document.write( "\n" ); document.write( "(\"f\"\"g\")(\"5\")=\"1219\"\r
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