document.write( "Question 45870: f(x)=x2-7x+10; \r
\n" ); document.write( "\n" ); document.write( "how do I find\r
\n" ); document.write( "\n" ); document.write( "a.) f(0)
\n" ); document.write( "b.) f(5)
\n" ); document.write( "c.) f(1) \r
\n" ); document.write( "\n" ); document.write( "I really don't understand, could you please break it down in laymans terms for me. I need help badly. \r
\n" ); document.write( "\n" ); document.write( "Nina \n" ); document.write( "
Algebra.Com's Answer #30463 by AnlytcPhil(1806)\"\" \"About 
You can put this solution on YOUR website!
f(x) = x² - 7x + 10; \r\n" );
document.write( "\r\n" );
document.write( "how do I find\r\n" );
document.write( "\r\n" );
document.write( "a.) f(0)\r\n" );
document.write( "b.) f(5)\r\n" );
document.write( "c.) f(1)  \r\n" );
document.write( "\r\n" );
document.write( "I really don't understand, could you please break it down in \r\n" );
document.write( "laymans terms for me. I need help badly. \r\n" );
document.write( "\r\n" );
document.write( "Nina\r\n" );
document.write( "\r\n" );
document.write( "This is probably one of the easiest thing you'll ever learn in \r\n" );
document.write( "algebra.  As you'll see, it's just \"plug in for x and simplify\":\r\n" );
document.write( "\r\n" );
document.write( "(a)\r\n" );
document.write( "\r\n" );
document.write( "To find f(0), just substitute 0 everywhere x is and then \r\n" );
document.write( "simplify the\r\n" );
document.write( "right side:\r\n" );
document.write( "\r\n" );
document.write( "f(x) = x² - 7x + 10\r\n" );
document.write( "\r\n" );
document.write( "Now substitute a 0 everywhere there is an x:\r\n" );
document.write( "\r\n" );
document.write( "f(0) = 0² - 7(0) + 10\r\n" );
document.write( "\r\n" );
document.write( "Now simplify the right side:\r\n" );
document.write( "\r\n" );
document.write( "f(0) = 0 - 0 + 10\r\n" );
document.write( "\r\n" );
document.write( "f(0) = 10\r\n" );
document.write( "\r\n" );
document.write( "----------------------------------\r\n" );
document.write( "\r\n" );
document.write( "(b)\r\n" );
document.write( "\r\n" );
document.write( "To find f(5), just substitute 5 everywhere x is and then \r\n" );
document.write( "simplify the right side:\r\n" );
document.write( "\r\n" );
document.write( "f(x) = x² - 7x + 10\r\n" );
document.write( "\r\n" );
document.write( "Now substitute a 5 everywhere there is an x:\r\n" );
document.write( "\r\n" );
document.write( "f(5) = 5² - 7(5) + 10\r\n" );
document.write( "\r\n" );
document.write( "Now simplify the right side:\r\n" );
document.write( "\r\n" );
document.write( "f(5) = 25 - 35 + 10\r\n" );
document.write( "\r\n" );
document.write( "f(5) = 0\r\n" );
document.write( "\r\n" );
document.write( "----------------------------------\r\n" );
document.write( "\r\n" );
document.write( "(c)\r\n" );
document.write( "\r\n" );
document.write( "To find f(1), just substitute 1 everywhere x is and then \r\n" );
document.write( "simplify the right side:\r\n" );
document.write( "\r\n" );
document.write( "f(x) = x² - 7x + 10\r\n" );
document.write( "\r\n" );
document.write( "Now substitute a 1 everywhere there is an x:\r\n" );
document.write( "\r\n" );
document.write( "f(1) = 1² - 7(1) + 10\r\n" );
document.write( "\r\n" );
document.write( "Now simplify the right side:\r\n" );
document.write( "\r\n" );
document.write( "f(1) = 1 - 7 + 10\r\n" );
document.write( "\r\n" );
document.write( "f(1) = 4\r\n" );
document.write( "\r\n" );
document.write( "See?  It's just \"plug-in and simplify\". What could be easier?\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\n" ); document.write( "
\n" );