Jawaban:
n=7
r=5
Banyak Bilangan= n/(n-r)
=7/(7-5)
=7/2
=7×6×5×4×3×2/2
=7×6×5×4×3
=2520.....
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Jawaban:
n=7
r=5
Banyak Bilangan= n/(n-r)
=7/(7-5)
=7/2
=7×6×5×4×3×2/2
=7×6×5×4×3
=2520.....