Answer :
~Answer
1) 7! × 8! = ?
_____________
= 7! × 8!
= (7.6.5.4.3.2.) × 8!
= 5040 × (8.7.6.5.4.3.2)
= 5.040 × 40.320
= 203.212.800 ☑
1) 7! × 8! = ?
_____________
= 7! × 8!
= (7.6.5.4.3.2.) × 8!
= 5040 × (8.7.6.5.4.3.2)
= 5.040 × 40.320
= 203.212.800 ☑