Penjelasan dengan langkah-langkah:
12 , 17 , 22 , 27 , ....
a = 12
b = 17 - 12 = 5
Mencari U20.
Un = a + (n - 1).b
U20 = 12 + (20 - 1).5
U20 = 12 + 19.5
U20 = 12 + 95
U20 = 107 Jawabannya
beda
= u2-u1
= 17-12
= 5
un = a +(n-1)b
U20 = 12+(20-1)(5)
U20 = 12 + 19(5)
U20 = 107
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Penjelasan dengan langkah-langkah:
12 , 17 , 22 , 27 , ....
a = 12
b = 17 - 12 = 5
Mencari U20.
Un = a + (n - 1).b
U20 = 12 + (20 - 1).5
U20 = 12 + 19.5
U20 = 12 + 95
U20 = 107 Jawabannya
Penjelasan dengan langkah-langkah:
beda
= u2-u1
= 17-12
= 5
un = a +(n-1)b
U20 = 12+(20-1)(5)
U20 = 12 + 19(5)
U20 = 12 + 95
U20 = 107