document.write( "Question 1121194: Let f(x) = 2-x2, evaluate (a) f(x+1) and (b) f(x)+f(1).
\n" ); document.write( "my answer to
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Algebra.Com's Answer #736979 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
Substitution and Simplification\r
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\n" ); document.write( "\n" ); document.write( "(a)
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\n" ); document.write( "\n" ); document.write( "(b)
\n" ); document.write( "\"2-x%5E2%2B%282-1%5E2%29\"
\n" ); document.write( " and again, you know what to do.
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