document.write( "Question 1163554: Find f(a + 1).\r
\n" ); document.write( "\n" ); document.write( "f(x) = x² + 2x + 3\r
\n" ); document.write( "\n" ); document.write( "(This may be unfamiliar to me...)
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Algebra.Com's Answer #787673 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
Substitute \"a%2B1\" for x, in the function, and see what happens. \n" ); document.write( "
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