" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
=(x-y)-1
=(-4-5)-1
=(-9)-1
= -1/9 ( negatif 1 per 9 )
note : yang -1 dibelakang (x-y), (-4-5), (-9) itu maksudnya pangkat -1