" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b. (2x+y)^2 + (x+2y+1) = 4x^2 +y^2 +x + 2y+1 = 4x^2 + x + y^2 + 2y + 1
yang c kurang jelas soalnya, maaf
kalau ada yang salah maaf, semoga membantu