document.write( "Question 113898: Give the equation for the circle with center C(3,-2) and radius 4. \n" ); document.write( "
Algebra.Com's Answer #82881 by jim_thompson5910(35256)\"\" \"About 
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The general equation of a circle is \"%28x-h%29%5E2%2B%28y-k%29%5E2=r%5E2\" where (h,k) is the center and r is the radius.\r
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\n" ); document.write( "\n" ); document.write( "So using this equation, we get\r
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\n" ); document.write( "\n" ); document.write( "\"%28x-3%29%5E2%2B%28y-%28-2%29%29%5E2=4%5E2\" Plug in h=3,k=-2, and r=4. These are given\r
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\n" ); document.write( "\n" ); document.write( "\"%28x-3%29%5E2%2B%28y%2B2%29%5E2=4%5E2\" Rewrite \"y-%28-2%29\" as \"y%2B2\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28x-3%29%5E2%2B%28y%2B2%29%5E2=16\" Square 4 to get 16\r
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\n" ); document.write( "\n" ); document.write( "So the equation for the circle with center C(3,-2) and radius 4 is \"%28x-3%29%5E2%2B%28y%2B2%29%5E2=16\"
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