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gift Ajaere
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gift Ajaere
Answers (1)
First =25, fifth =17 d=17-25 =8 . l = a+(n-1)d 17 = a+(7-1) -8 17 =a+(2×-8) 17=a+(-16) 17 =a-16 a=17+16 17=a-16 a = 17+25 a=42, d=-8
