8! × 5!
= (8.7.6.5.4.3.2.1) × (5.4.3.2.1)
= (56.6.5.4.3.2.1) × (20.3.2.1)
= (336.5.4.3.2.1) × (60.2.1)
= (1.680.4.3.2.1) × (120.1)
= (6.720.3.2.1) × 120
= (20.160.2.1) × 120
= (40.320.1) × 120
= 40.320 × 120
= 4.838.400
I Hope This Help!
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SOAL Q.
8! × 5!
= (8.7.6.5.4.3.2.1) × (5.4.3.2.1)
= (56.6.5.4.3.2.1) × (20.3.2.1)
= (336.5.4.3.2.1) × (60.2.1)
= (1.680.4.3.2.1) × (120.1)
= (6.720.3.2.1) × 120
= (20.160.2.1) × 120
= (40.320.1) × 120
= 40.320 × 120
= 4.838.400
I Hope This Help!