document.write( "Question 975373: x^2+y^2=16
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Algebra.Com's Answer #597142 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Compare to the general equation of a circle centered at (h,k) with radius R.
\n" ); document.write( "\"%28x-h%29%5E2%2B%28y-k%29%5E2=R%5E2\"
\n" ); document.write( "(\"h\",\"k\")=(\"0\",\"0\")
\n" ); document.write( "\"R=4\"
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