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8th term of the series 2√2+√2 +0+..... will be(a)-5√2(c) 10√2(b) 5√2(d) -10√2 |
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Answer» a = 2√2 d = √2-2√2 = -√2 8th term = 2√2 + (8-1)(-√2) = 2√2-7√2 = -5√2 |
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