Question

tolong di jawab beserta caranya

Answer 1

50tahun×1ton=50ton

Maaf kalo salah

Answer 2

U1 = a = 1
U2 = 2
b = U1-U2 = 2-1 = 1

Un = a+(n-1)b
U50 = 1 +(50-1)1 = 50

total produksi Sn=n/2(U1+U50) = 50/2(1+50) = 1275 ton