document.write( "Question 639415: please help me solve this question $\"+b%5E4-8b%5E2%2B4++\"$
\n" ); document.write( "this is factor completely not radical \n" ); document.write( "

Algebra.Com's Answer #402724 by lwsshak3(11628) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+b%5E4-8b%5E2%2B4++\"$
\n" ); document.write( "take difference of sqrt of end terms and square:
\n" ); document.write( " $\"%28b%5E2-2%29%5E2\"$
\n" ); document.write( " $\"%28b%5E4-4b%5E2%2B4%29-4b%5E2\"$
\n" ); document.write( " $\"%28b%5E2-2%29%5E2-%282b%29%5E2\"$
\n" ); document.write( "difference of 2 squares
\n" ); document.write( " $\"%28b%5E2-2%29%2B%282b%29%28b%5E2-2%29-%282b%29\"$
\n" ); document.write( " \n" ); document.write( "

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