document.write( "Question 1145766: If y = 2x² - 5x + 3 is expressed in the form y = p(x + q)² + r, where p, q and r are constants, find (q + r). \n" ); document.write( "
Algebra.Com's Answer #767025 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Complete the square on the general form quadratic:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Factor the lead coefficient out of the quadratic and linear terms:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Divide the linear term coefficient by two, square the result, add the squared result inside the parentheses and subtract the lead coefficient times the squared result outside the parentheses:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now the parentheses contain a perfect square quadratic, so:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You can do the rest of the arithmetic.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "John \n" ); document.write( " \n" ); document.write( "My calculator said it, I believe it, that settles it \n" ); document.write( " ![]() \n" ); document.write( " |