document.write( "Question 80421: Solve by taking square roots:9p^2=4, and please show me all the work \n" ); document.write( "
Algebra.Com's Answer #57703 by stanbon(75887)\"\" \"About 
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9p^2=4
\n" ); document.write( "p^2-(4/9)=0
\n" ); document.write( "(p-2/3)(p+2/3)=0
\n" ); document.write( "p=2/3 or p=-2/3
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\n" ); document.write( "Another way to do it:
\n" ); document.write( "9p^2=4
\n" ); document.write( "9p^2-4=0
\n" ); document.write( "(3p-2)(3p+2)=0
\n" ); document.write( "p=2/3 or p=-2/3
\n" ); document.write( "=
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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