7! + 8! – 9! ÷ 5! × 3! =
setiap malam akun ini error terus , kenapa ya ?
Jwbn :
= 7! + 8! – 9! ÷ 5! × 3!
= ( 7.6.5.4.3.2.1 ) + ( 8.7.6.5.4.3.2.1 ) – ( 9.8.7.6.5.4.3.2.1 ) ÷ ( 5.4.3.2.1 ) × ( 3.2.1 )
= 5.040 + 40.320 – 362.880 ÷ 120 × 6
= 5.040 + 40.320 – 3.024 × 6
= 5.040 + 40.320 – 18.144
= 45.360 – 18.144
= 27.216