Page 35 - Matematika-Kelas-8-Semester-1

1 = 1 2 3 × 1 = 1 × 3

3 × S = (1) × (2 × 1 + 1)
1
3 = 2 × 1 + 1
3 × S =
1
1

2
5 = 1 + 2 2
3 × 5 = 5 × 3

3 × S = (1 + 2) × (2 × 2 × 1)
2
5 = 2 × 2 + 1 3 × S = (3) × (2 × 2 + 1)
2

3 × S = 1 × 2 × 3 × (2 × 1 + 1)
2
2
3 = 1 + 2
2
2
14 = 1 + 2 + 3 2
3 × 14 = 6 × 7
3 × S = (1 + 2 + 3) × (2 × 3 × 1)
3
7 = 2 × 3 + 1 3 × S = (6) × (2 × 3 + 1)
3

3 × S = 1 × 3 × 4 × (2 × 3 + 1)
2
3

6 = 1 + 2 + 3
2
30 = 1 + 2 + 3 + 4 2
2
2

9 = 2 × 4 + 1

3 × 30 = 10 × 9

3 × S = (1 + 2 + 3 + 4) ×
4
(2 × 4 × 1)
3 × S = (10) × (2 × 4 + 1)
4

1
3 × S = × 4 × 5 × (2 × 4 + 1)
10 = 1 + 2 + 3 + 4 4 2

28 Kelas VIII SMP/MTs Semester I