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Which term of the A.P. 35, 28, 21, ... is zero? |
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Answer» Answer: N = 6 Step-by-step explanation: 0 = a+ (n-1)d 0 = 35 + (n-1)-7 0 = 35 + (-7n+7) 0 = 35-7n+7 7n = 35+7 7n = 42 n = 42/7 n = 6 |
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