U1 = -10 b= -4 U8 = ...
Matematika
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Pertanyaan
U1 = -10 b= -4 U8 = ...
1 Jawaban
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1. Jawaban nurrafi77
U1 = a = - 10
b = - 4
Un = a + ( n - 1 ) b
U8 = - 10 + ( 8 - 1 ) - 4
= - 10 + ( 7 ) - 4
= - 10 - 28
= - 38