Factor ² - 42 - 5 by completing the square. Half of the linear coefficient is: So we expand the complete square (- ])²=2
Posted: Mon Jul 11, 2022 10:29 am
Factor ² - 42 - 5 by completing the square. Half of the linear coefficient is: So we expand the complete square (- ])²=2²-[ This is our 'helper line' that will help with the main computation. 1 *+