" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
=x2+y2+10x-13xy
=x2+y2+10x-13xy.
maaf jika salah
=10x-15xy + (x+y) (x+y)
= 10x-15xy + x kuadrat+xy+yx+y kuadrat
= x kuadrat + y kuadrat + yx+xy-15 xy + 10x
= x kuadrat + y kuadrat + yx + -14 xy + 10x