660
Penjelasan dengan langkah-langkah:
# MINAL AIDIN WALFA'IZIN.
Penyelesaian
-----------------------
= 5!! × 6!!
= ( 5 × 3 × 1 ) × 6!!
= ( 15 × 1 ) × 6!!
= 15 × 6!!
= 15 × ( 6 × 4 × 2 )
= 15 × ( 24 × 2 )
= 15 × 48
= 720
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660
Penjelasan dengan langkah-langkah:
# MINAL AIDIN WALFA'IZIN.
Penyelesaian
-----------------------
= 5!! × 6!!
= ( 5 × 3 × 1 ) × 6!!
= ( 15 × 1 ) × 6!!
= 15 × 6!!
= 15 × ( 6 × 4 × 2 )
= 15 × ( 24 × 2 )
= 15 × 48
= 720