" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Artinya
Siswa tinggal mengerjakan 3 soal (8 - 5) dari 5 soal (10 - 5)
5C3 = 5!/(5-3)!3! = (5.4.3!)/(2.1.3!) = 10