document.write( "Question 417507: Write an equation in standard form for each circle.\r
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document.write( "5. (0,0), radius 3\r
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document.write( "6. (0,2), radius 8\r
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document.write( "7. (5, –1), radius 6\r
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document.write( "I don't understand how to do these, help would be appreciated! Thanks! \n" );
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Algebra.Com's Answer #292280 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Write an equation in standard form for each circle. \n" ); document.write( "If the center is (h,k) and the radius is \"r\", the \n" ); document.write( "equation is (x-h)^2+(y-k)^2 = r^2 \n" ); document.write( "------------------------------------- \n" ); document.write( "5. (0,0), radius 3 \n" ); document.write( "x^2 + y^2 = 9 \n" ); document.write( "----- \n" ); document.write( "6. (0,2), radius 8 \n" ); document.write( "x^2 + (y-2)^2 = 8^2 \n" ); document.write( "--------------------- \n" ); document.write( "7. (5, –1), radius 6 \n" ); document.write( "(x-5)^2 + (y+1)^2 = 36 \n" ); document.write( "============================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "--------------- \n" ); document.write( " \n" ); document.write( " |