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Let A.P.(a;d) denote the set of all the terms of an infinite arithmetic progression with first term a and common difference d>0. If A.P(1;3)∩A.P(2;5)∩A.P.(3;7)=A.P(a;d), then a+d equals |
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Answer» Let A.P.(a;d) denote the set of all the terms of an infinite arithmetic progression with first term a and common difference d>0. If A.P(1;3)∩A.P(2;5)∩A.P.(3;7)=A.P(a;d), then a+d equals |
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