-50-49-47-......-2-1-0+1+2+3+........+34+35+.......+39+40
Matematika
Vilumdevira
Pertanyaan
-50-49-47-......-2-1-0+1+2+3+........+34+35+.......+39+40
2 Jawaban
-
1. Jawaban ShanedizzySukardi
Materi Barisan
-50 - 49 - 48 - ..... + (-40 + 40) + (-39 + 39) + ... + (-1 + 1)
= - 50 - 49 - 48 - .... - 41
= (-50 - 41) + (-49 - 42) + ... + (-46 - 45)
= -91 × 5 = -455 -
2. Jawaban Nadhibi
1. -47-(-2) = -45
2. 34-3 = 31
3. 39-35 = 4