document.write( "Question 1007772: Find the equation of the circle whose centre is 3,-1 and touches the x-axis \n" ); document.write( "
Algebra.Com's Answer #623601 by fractalier(6550)\"\" \"About 
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If its center is (3, -1) and touches the x-axis, its radius must be one, so
\n" ); document.write( "(x-3)^2 + (y+1)^2 = 1
\n" ); document.write( "is its equation.
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