" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 2x(4x² + 6x + 9) - 3(4x² + 6x + 9)
= 8x³ + 12x² + 18x - 12x² - 18x - 27
= 8x³ + 12x² - 12x² + 18x - 18x - 27
= 8x³ - 27