document.write( "Question 1142065: Find the equation of the circle with center in the first quadrant, with radius 2 and tangent to the y-axis at (0,1). \n" ); document.write( "

Algebra.Com's Answer #762729 by josmiceli(19441) $\"\"$ $\"About$

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The center is at ( 2,1 )
\n" ); document.write( "The general equation is
\n" ); document.write( " $\"+%28+x+-+h+%29%5E2+%2B+%28+y+-+k+%29%5E2+=+r%5E2+\"$
\n" ); document.write( "( h,k ) = ( 2,1 )
\n" ); document.write( " $\"+r+=+2+\"$
\n" ); document.write( " $\"+%28+x+-+2+%29%5E2+%2B+%28+y+-+1+%29%5E2+=+4+\"$ \r
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