hitunglah nilai dari 5P2 dan 8C3

PERMUTASI DAN COMBINASI
a) 5P2
= 5!/(5–2)!
= 5!/3!
= (5×4×3!) / 3!
= 5×4
= 20

b) 8C3
= 8! / 3!(8–3)!
= 8! / 3!5!
= (8×7×6×5!) / (3×2×1×5!)
= (8×7×6) / (3×2×1)
= 336/6
= 56