document.write( "Question 1198246: if f(1)=5 and f(n)=-2f(n-1)+2 then what is the value of f(3) \n" ); document.write( "
Algebra.Com's Answer #831797 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "if \"f%281%29=5\" and \"f%28n%29=-2f%28n-1%29%2B2\" then what is the value of \"f%283%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%283%29=-2f%283-1%29%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"f%283%29=-2f%282%29%2B2\"\r
\n" ); document.write( "\n" ); document.write( "find \"f%282%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%282%29=-2f%282-1%29%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"f%282%29=-2f%281%29%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"f%282%29=-2%285%29%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"f%282%29=-8\"\r
\n" ); document.write( "\n" ); document.write( "then\r
\n" ); document.write( "\n" ); document.write( "\"f%283%29=-2%28-8%29%2B2\"\r
\n" ); document.write( "\n" ); document.write( "\"f%283%29=18\"\r
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