document.write( "Question 1032582: What happens when you change a, h, and k in the equation y = a(x h)2 + k?\r
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Algebra.Com's Answer #647245 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! a compresses the graph as it becomes larger. If positive, a makes it U shaped, if negative the opposite. \n" ); document.write( "the vertex is (-h,k) \n" ); document.write( " \n" ); document.write( "The ones on the right have vertex (3,3), with equation (x-3)^2+3 and -(x-3)^2-3. The other one has equation (x+2)^2-4, so its vertex is (-2,-4) and is U shaped. \n" ); document.write( " |