Jawab:
Penjelasan dengan langkah-langkah:
b = U2 - U1
b = 122 - 125
b = -3
******************************************************************
Un = 41
a + (n - 1) . b = 41
125 + (n - 1) . (-3) = 41
(n - 1) . (-3) = 41 - 125
n - 1 = -84 : (-3)
n = 28 + 1
n = 29
Banyak suku adalah 29
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Jawab:
Penjelasan dengan langkah-langkah:
b = U2 - U1
b = 122 - 125
b = -3
******************************************************************
Un = 41
a + (n - 1) . b = 41
125 + (n - 1) . (-3) = 41
(n - 1) . (-3) = 41 - 125
n - 1 = -84 : (-3)
n = 28 + 1
n = 29
******************************************************************
Banyak suku adalah 29