document.write( "Question 989378: Find the domain of the following functions. Write your answer in interval notation.
\n" );
document.write( "f(x) = 7 + 3 x^2 - 9 x^4 \n" );
document.write( "
Algebra.Com's Answer #609730 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It is a polynomial function, therefore the domain is all real numbers.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "John \n" ); document.write( " \n" ); document.write( "My calculator said it, I believe it, that settles it\r \n" ); document.write( "\n" ); document.write( " |