500 + 1000 + 1500 +....+ 25000 =
Matematika
pohonapell
Pertanyaan
500 + 1000 + 1500 +....+ 25000 =
2 Jawaban
-
1. Jawaban IvanaA
500 + 1000 + 1500 +....+ 25000 =
Jwb :
[(25000 - 500 + 500) x (25000 + 500)] : 2 x 500
[25000 x 25500] : 1000
= 637.500 -
2. Jawaban muhfebyputra
banyak deretnya yakni 25000/500 = 50
50 . 500 + 25000 / 2 = 1275000/2 = 637500