document.write( "Question 199969: Determine whether f(x)=3x^4-x^2 is even or odd. \n" ); document.write( "
Algebra.Com's Answer #150341 by Alan3354(69443)\"\" \"About 
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Determine whether f(x)=3x^4-x^2 is even or odd.
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\n" ); document.write( "For any integer value of x, it's even.
\n" ); document.write( "If x is even, both terms are even. The difference of 2 even numbers is even.
\n" ); document.write( "Same for odd, the difference of 2 odd numbers is even.
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