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3. In an AP(i) given a-5, d-3, a,-50, find n and S.(ü) given a -7,4, "35, find d and s,(ii) given a2 37, d-3, find a and S,2(iv) given a, 15, S 125, find d and a(v) given d 5, S, 75, find a and a(vi) given a 2, d -8, S, -90, find n and a,of13*10°9(vii) given a 8, a, 62, S, 210, find n and d.(vii) given a, -4,d -2, S,-14, find n and a.(ix) given a 3, n 8, S 192, find d.(3) given/ 28, S 144, and there are total 9 terms. Find a |
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