helo! kembali lagi di Q. saya
Q. pagi
__________________________
7!! =
7! =
22² =
24² =
untuk pangkat 2 gunakan cara susun
selamat menjawab
Q. pagi
__________________________
7!! =
7! =
22² =
24² =
untuk pangkat 2 gunakan cara susun
selamat menjawab
Penyelesaian :
- 7!!
- = 7 × 5 × 3 × 1
- = 35 × 3 × 1
- = 105 × 1
- = 105
- 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 × 1
- = 5.040
________________
- 22²
- = 22 × 22
- = 484
- 24²
- = 24 × 24
- = 576
Pertanyaannya:
7!! = 7x5x3x1
= 35x3x1
=105x1
=105
7! = 7x6x5x4x3x2x1
= 42x5x4x3x2x1
=210x4x3x2x1
=840x2x1
=1.680x1
= 1.680
22² = 22x22
22
22
-----x
44
44
------+
484
24² = 24 1
24
------x
96
48
--------+
576
semoga membantu