document.write( "Question 387929: I am trying to find the y-intercepts of all I have been able to figure out is that the vertex is (-2,-1), if you could also show me how it is done that would be great. Thank you. \n" );
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Algebra.Com's Answer #274234 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! I am trying to find the y-intercepts of \n" ); document.write( "--- \n" ); document.write( "x+2=(y+1)^2 \n" ); document.write( "---- \n" ); document.write( "Let x = 0,then solve for \"Y\": \n" ); document.write( "(y+1)^2 = 2 \n" ); document.write( "y+1 = +sqrt(2) or y+1 = -sqrt(2) \n" ); document.write( "--- \n" ); document.write( "y = -1+sqrt(2) or y = -1-sqrt(2) \n" ); document.write( "---- \n" ); document.write( "Those are the y-intercepts of the parabola. \n" ); document.write( "=========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |