Tolonglah bantu jawab ya

Jawaban:

B

Penjelasan dengan langkah-langkah:

1, 5, 9, 13, …….

a = U1 = 1 ; b = U2 – U1 = 5 – 1 = 4

U61 = a + ( n – 1 ) b

= 1 + ( 60 )(4)

= 1 + 240

U61 = 241