" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4 (x² - 2x + 1) < x² + 4x + 4
4x² - 8x + 4 < x² + 4x + 4
3x² - 12x < 0
3x (x -4) < 0
0 < x < 4