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The sequence of four numbers \(a_1, a_2, a_3\) and \(a_4\) is such that each number after the first is \(a_1-1\) greater

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The sequence of four numbers \(a_1, a_2, a_3\) and \(a_4\) is such that each number after the first is \(a_1-1\) greater

by VJesus12 » Sat Jun 05, 2021 4:22 am

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The sequence of four numbers \(a_1, a_2, a_3\) and \(a_4\) is such that each number after the first is \(a_1-1\) greater than the preceding number. What is the value of \(a_1?\)

(1) \(a_2=15\)

(2) \(a_4=29\)

Answer: D

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