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Verified answer
Bab Pola BilanganMatematika SMP Kelas VII
banyak suku = 142 - 48 + 1
= 95
terdapat 95 suku
jumlah seluruh = (banyak suku/2) x (bilangan awal + bilangan akhir)
= (95/2) x (48 + 142)
= 95 x 190/2
= 9.025
jawabannya B