Quiz15!! = …8! + 3! = ..7!! = …
PENYELESAIAN
15!!
= 15 × 13 × 11 × 9 × 7 × 5 × 3 × 1
= 195 × 11 × 9 × 7 × 5 × 3 × 1
= 2.145 × 9 × 7 × 5 × 3 × 1
= 19.305 × 7 × 5 × 3 × 1
= 135.135 × 5 × 3 × 1
= 675.675 × 3 × 1
= 2.027.025 × 1
= 2.027.025
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8! + 3!
8!
= 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1
= 56 × 6 × 5 × 4 × 3 × 2 × 1
= 336 × 5 × 4 × 3 × 2 × 1
= 1.680 × 4 × 3 × 2 × 1
= 6.720 × 3 × 2 × 1
= 20.160 × 2 × 1
= 40.320 × 1
= 40.320
3!
= 3 × 2 × 1
= 6 × 1
= 6
8! + 3!
= 40.320 + 6
= 40.326
====================================
7!!
= 7 × 5 × 3 × 1
= 35 × 3 × 1
= 105 × 1
= 105
–ꪑꪖꪊꪶⅈᦔꪗꪖKꪖꪀⅈꪖ1-
15!!
= 15!!
= 15.13.11.9.7.5.3
= 2.027.025
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8! + 3!
= 8! + 3!
= 40.320 + 3!
= 40.320 + 6
= 40.326
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7!!
= 7!!
= 7.5.3
= 105
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