Jawabanmu

2014-05-05T17:55:20+07:00
Un = a + (n-1) b = 3 + (n-1)4
U45 = 3 + (45-1)4 = 3 + (44)4 = 3 + 176 = 179 (D)
2014-05-05T17:56:39+07:00
U45 = a+(n-1)b
       = 3 + (45-1) 4
       = 3 + 44 x 4
       = 3 + 176 = 179 kunci jawaban >>> D

jadikan jawaban terbaik yaaa
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