document.write( "Question 959370: quadratic equation: square root
\n" ); document.write( "8(x+2)^2=648 \n" ); document.write( "

Algebra.Com's Answer #586418 by macston(5194) $\"\"$ $\"About$

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\n" ); document.write( " $\"8%28x%2B2%29%5E2=648\"$ Divide each side by 8
\n" ); document.write( " $\"%28x%2B2%29%5E2=81\"$ Find the square root of each side.
\n" ); document.write( " $\"x%2B2=9\"$ or $\"x%2B2=-9\"$
\n" ); document.write( " $\"x=7\"$ or $\"x=-11\"$ \n" ); document.write( "

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