" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
9 ay² - 27 y = 45 y² +by
9a = 45 ⇒ a = 5
-27 = b ⇒ b= - 27
a+b = 5 - 27 = -22
2a - b = 2(5) - (-27) = 10 + 27 = 37
4a² - 2b = 4(5²) - 2(-27) = 4(25) + 54 = 100+54 = 154