Kelas 10mathAljabar
1. 5! = 2. 3! + 4! = 3. 3! . 4! = 4. 5! / 3! =
Pertanyaan
Hitunglah nilai dari: 1. 5! 2. 3! + 4! 3. 3! . 4! 4. 5! / 3!
Solusi
Verified
1. 120 2. 30 3. 144 4. 20
Pembahasan
1. 5! = 5 x 4 x 3 x 2 x 1 = 120 2. 3! + 4! = (3 x 2 x 1) + (4 x 3 x 2 x 1) = 6 + 24 = 30 3. 3! . 4! = (3 x 2 x 1) x (4 x 3 x 2 x 1) = 6 x 24 = 144 4. 5! / 3! = (5 x 4 x 3 x 2 x 1) / (3 x 2 x 1) = 5 x 4 = 20
Topik: Faktorial
Section: Sifat Sifat Faktorial
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