document.write( "Question 293930: write an equation for the translation: x^2 + y^2 =16; left 2 and up 4. \n" ); document.write( "
Algebra.Com's Answer #212069 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! To move left (negative x), add to x term. \n" ); document.write( "To move up (positive y), subtract from y term. \n" ); document.write( "--> (x+2)^2 + (y-4)^2 = 16 \n" ); document.write( "--------------------------- \n" ); document.write( "The general equation of a circle is (x-h)^2 + y-k)^2 = r^2 where (h,k) is the center. \n" ); document.write( "--------- \n" ); document.write( "Your original eqn was (x-0)^2 + y-0)^2 = r^2 \n" ); document.write( "To move the center to (-2,4), make the changes to h and k. \n" ); document.write( " \n" ); document.write( " |