" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= (y + 2x /xy)(5x - 6y / xy)
--------------------------------(× xy)
=(y + 2x)(5x - 6y)
= 5xy + 10x² - 6y² - 12xy
= 10x² - 7xy - 6y²