document.write( "Question 490466: Let f(x)=4-5x^4. Find the domain and range of f(x). \n" ); document.write( "
Algebra.Com's Answer #334087 by stanbon(75887)\"\" \"About 
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f(x)=4-5x^4. Find the domain and range of f(x).
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\n" ); document.write( "Domain: All Real Numbers
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\n" ); document.write( "Range:
\n" ); document.write( "x^4 is never negative
\n" ); document.write( "-5x^4 is never positive
\n" ); document.write( "4-5x^4 is never more than 4
\n" ); document.write( "So, Range is all Real numbers >= 4
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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