" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
-4x² +14x + 14x - 49 =
-4x² + 28x - 49
14x -49 -4x² +14x
14x +14x -4x² -49
28x -4x² -49 atau
-4x² +28x -49