Penjelasan dengan langkah-langkah:
1. Un = a + (n-1) b
a = -3
b = 2- (-3) = 5
maka, rumus Un = -3 + (n-1)5
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Penjelasan dengan langkah-langkah:
1. Un = a + (n-1) b
a = -3
b = 2- (-3) = 5
maka, rumus Un = -3 + (n-1)5