document.write( "Question 1091096: find all zeroes \r
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\n" ); document.write( "\n" ); document.write( "f(x)=25x^8-226x^4+9 \n" ); document.write( "

Algebra.Com's Answer #705560 by jorel1380(3719) $\"\"$ $\"About$

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f(x)=25x^8-226x^4+9
\n" ); document.write( "f(x)=(25x^4-1)(x^4-9)
\n" ); document.write( "\"\"=(5x²+1)(5x²-1)(x²+3)(x²-3)
\n" ); document.write( "\"\"=(5x²+1)(x√5+1)(x√5-1)(x²+3)(x+√3)(x-√3)
\n" ); document.write( "x=+/- 1/√5,+/- √3
\n" ); document.write( "☺☺☺☺ \n" ); document.write( "

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