
BENTUK ALJABAR 2
Presentation
•
Mathematics
•
10th Grade - University
•
Hard
NUR ISTI
FREE Resource
3 Slides • 0 Questions
1
BENTUK ALJABAR 2
by Nur Asiyah
2
1. OPERASI PENJUMLAHAN DAN PENGURANGAN
YANG BISA DI TAMBAH DAN DIKURANG ADALAH SUKU SEJENIS
RUMUS - RUMUS:
1. n a + m b + pa + r b = (n + p) a + (m + r) b
contoh : 3 x - 4y - x + 2y
= 3x - x - 4y + 2y
= (3 - 1) x + (- 4 + 2) y
= 2 x + ( - 2 y)
= 2x - 2y
3
OPERASI PERKALIAN BENTUK ALJABAR
RUMUS:
1. k (a + b) = ka + kb
2. k (a - b) = ka - kb
3. (a + b) (a + b) = a (a + b) + b (a + b)
4. (a + b) (a - b) = a (a - b) + b (a - b)
5. (a - b) (a + b) = a(a + b) - b (a + b)
6. (a - b) ( a - b) = a (a - b) - b (a - b)
BENTUK ALJABAR 2
by Nur Asiyah
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