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Verified answer
Mapel : MatematikaKelas : IX SMP
Materi : Barisan dan deret
Pembahasan :
Beda = (U7 - U4)/(7 - 4)
Beda = (61 - 46)/3
Beda = 15/3
Beda = 5
U10 = U7 + 3b
U10 = 61 + 3(5)
U10 = 61 + 15
U10 = 76
Jawaban : C