document.write( "Question 173705: solve 9x powerof 2=4 \n" ); document.write( "

Algebra.Com's Answer #128577 by Mathtut(3670) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"9x%5E2-4=0\"$ we have difference of squares
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\n" ); document.write( " $\"%283x%2B2%29%283x-2%29=0\"$
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\n" ); document.write( "3x+2=0--->3x=-2--->x=-2/3
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\n" ); document.write( "3x-2=0--->3x=2---->x=2/3
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\n" ); document.write( " $\"system%28x=-2%2F3%2Cx=2%2F3%29\"$ \n" ); document.write( "

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