document.write( "Question 52673: I am having trouble with part B of this question.\r
\n" ); document.write( "\n" ); document.write( "let f(x)=sqrt(2x+6)
\n" ); document.write( " A. give the domain of f(x)
\n" ); document.write( "2x+6=> 0
\n" ); document.write( "2x=> -6
\n" ); document.write( "x=>-3\r
\n" ); document.write( "\n" ); document.write( "B. find F(a+1)I have no idea where to start with this part B? Any help would be appreciated. Thank you \n" ); document.write( "

Algebra.Com's Answer #35139 by AnlytcPhil(1806) $\"\"$ $\"About$

You can put this solution on YOUR website!

I am having trouble with part B of this question.\r\n" );
document.write( "            ____ \r\n" );
document.write( "let f(x) = Ö2x+6\r\n" );
document.write( "   A. give the domain of f(x)\r\n" );
document.write( "2x+6=> 0\r\n" );
document.write( "2x=> -6\r\n" );
document.write( "x=>-3\r\n" );
document.write( "\r\n" );
document.write( "B. find f(a+1)I have no idea where to start with this \r\n" );
document.write( "part B? Any help would be appreciated. Thank you\r\n" );
document.write( "        ______\r\n" );
document.write( "f(x) = Ö2x + 6\r\n" );
document.write( "\r\n" );
document.write( "All you have to do is to replace all the x's by a + 1 \r\n" );
document.write( "and simplify the right side:\r\n" );
document.write( "            ______\r\n" );
document.write( "    f(x) = Ö2x + 6\r\n" );
document.write( "            ____________\r\n" );
document.write( "f(a + 1) = Ö2(a + 1) + 6\r\n" );
document.write( "            __________\r\n" );
document.write( "f(a + 1) = Ö2a + 2 + 6\r\n" );
document.write( "            ______\r\n" );
document.write( "f(a + 1) = Ö2a + 8\r\n" );
document.write( "\r\n" );
document.write( "Edwin

\n" ); document.write( "

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