The number of terms commos to two Arithmetic Progressions 3, 7, 11, . . . 407 and $2,9,16, \ldots, 7

Question

The number of terms commos to two Arithmetic Progressions 3, 7, 11, . . . 407 and $2,9,16, \ldots, 709$ are

Professor PC Thomas Classes · Answer

LCM of difference dictates combined series spacing. Bounding valid progression limits counts 14 matching terms.