" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2) 9x² - 49 = (3x - 7)(3x + 7)
3) 5x² - 125 = 5(x² - 25) = 5(x - 5)(x + 5)