1. 8!
2. 7! + 9! – 5! x 3!
Note*
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#Qtime……..
Penyelesaian
No (1) = 8!
= 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1
= 56 × 6 × 5 × 4 × 3 × 2 × 1
= 336 × 5 × 4 × 3 × 2 × 1
= 1680 × 4 × 3 × 2 × 1
= 6720 × 3 × 2 × 1
= 20160 × 2 × 1
= 40.320 × 1
= 40.320
____________________
No (2) = 7! + 9! – 5! × 3!
____
7! = 7 × 6 × 5 × 4 × 3 × 2 × 1
= 5040
9! = 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1
= 362.880
5! = 5 × 4 × 3 × 2 × 1
= 120
3! = 3 × 2 × 1
= 6
____
5040 + 362.880 – ( 120 × 3 )
= 5040 + 362.880 – 360
= 5040 + 362.520
= 367.560
*Karna No 2 crnya trllu pnjng mk sy sngkt sj.
87
penjelasan
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
= 40.320
7!
= 7 × 6 × 5 × 4 × 3 × 2 × 1
= 42 × 5 × 4 × 3 × 2 × 1
= 210 × 4 × 3 × 2 × 1
= 840 × 3 × 2 × 1
= 2.520 × 2 × 1
= 5.040
9!
= 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1
= 72 × 7 × 6 × 5 × 4 × 3 × 2 × 1
= 504 × 6 × 5 × 4 × 3 × 2 × 1
= 3.024 × 5 × 4 × 3 × 2 × 1
= 15.120 × 4 × 3 × 2 × 1
= 60.480 × 3 × 2 × 1
= 181.440 × 2 × 1
= 362.880 × 1
= 362.880
5!
= 5 × 4 × 3 × 2 × 1
= 20 × 3 × 2 × 1
= 60 × 2 × 1
= 120 × 1
= 120
3!
= 3 × 2 × 1
= 6 × 1
= 6
