Suku ke 28 barisan arimetika 45,38,31,24=
Matematika
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Pertanyaan
Suku ke 28 barisan arimetika 45,38,31,24=
1 Jawaban
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1. Jawaban fatimah3085
a = 45
b = 38 - 45 = (-7)
u28 = a + 27b
= 45 + 27(-7)
= 45 - 189
= (- 144)