UPSKILL MATH PLUS
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Learn more1. Two APs have the same common difference. The first term of one of these is \(–1\) and that of the other is \(– 8\). Then the difference between their \(4^{th}\) terms is
2. If \(7\) times the \(7^{th}\) term of an AP is equal to \(11\) times its \(11^{th}\) term, then its \(18^{th}\) term will be